Does anybody know how to find area of a triangle?

Does Anybody Know How To Find Area Of A Triangle?

Answers

Answer 1

Answer:

Step-by-step explanation:

area = 1/2 x base x height

Answer 2

Explanation:

Hello, I’m here to help you!

➡ Pythagorean Theorem: a² + b² = c²

➡ We eliminate D - So the Pythagorean theorem is used for right triangles and that equation is a² + b² = c² and answer D doesn't have anything squared.

➡ Hypotenuse is what letter in the theorem? It is Letter C!

➡ 11² + 60² = 3721

The correct Option is C.

Hope this helps! :)


Related Questions

solve each logarithmic equation. Round your answer to two decimal places.
log4 16 = x
my attempt:
log4 16 (x+x) = x
--
x
log 4 (x+16) = 1
(x + 16) = 1
x + 16/1 =17
x+ 16 = 17
x= 8/9

Answers

Answer:

x = 2

Step-by-step explanation:

Given equation

[tex]log_416=x[/tex]

Use the property of logarithm

[tex]log_ab=c[/tex] ⇒ [tex]b = a^c[/tex]

Apply to the given equation

[tex]16 = 4^x[/tex][tex]4^2=4^x[/tex][tex]2 = x[/tex][tex]x=2[/tex]

Let's see

[tex]\\ \rm\Rrightarrow log_416=x[/tex]

[tex]\\ \rm\Rrightarrow 16=4^x[/tex]

[tex]\\ \rm\Rrightarrow 4²=4^x[/tex]

[tex]\\ \rm\Rrightarrow x=2[/tex]

Done!

is it true or false?

Answers

Answer:

True

Step-by-step explanation:

plug in numbers

4(-3)+15=3

-12+15=3

-3+15=12

which is greater - 3/4 or - 5/6 ​

Answers

Answer:

-3/4

Step-by-step explanation:

see picture below

Answer:

[tex]-3/4~ > -5/6[/tex]

Step-by-step explanation:

Using the given inputs

[tex]3/4~and~5/6[/tex]

The least common denominator (LCD) is 12.

Rewriting as equivalent fractions with the LCD:

[tex]-\frac{3}{4} ~becomes-\frac{9}{12}[/tex]

And

[tex]-\frac{5}{6}~becomes-\frac{10}{12}[/tex]

Comparing the numerators of the equivalent fractions we have

[tex]-9/12 > -10/12[/tex]

Therefore,  the comparison shows:

[tex]-3/4~ > -5/6[/tex]

Hope this Helps! :3

have a great day! :3

Can someone answer these 2 questions, thanks!

Answers

Answer:

1, answer ..

b, 50% because add this

40+10=50

Step-by-step explanation:

and 2nd one i dont know but i studied it i did not remember

((454 x 344)/4) + 4854
Solve order of operations

Answers

Answer:

43,898

Step-by-step explanation:

1. 454 x 344 = 156,176

2. 156,176 / 4 = 39,044

3. 39,044 + 4,854 = 43,898

Where does most regular lightning occur?
A. The stratosphere

B. The troposphere

C. The Mesosophere

Answers

The answer is Troposphere

Step 1: –10 8x < 6x – 4 step 2: –10 < –2x – 4 step 3: –6 < –2x step 4: ________ what is the final step in solving the inequality –2(5 – 4x) < 6x – 4? x < –3 x > –3 x < 3 x > 3

Answers

The final step of the inequality equation –10 + 8x < 6x – 4 is x > 3. Then the correct option is D.

What is inequality?

Inequality is simply a type of equation that does not have an equal sign in it. Inequality is defined as a statement about the relative size as well as is used to compare two statements.

The inequality equation is given below.

–10 + 8x < 6x – 4

This can be simplified as

–10 + 8x < 6x – 4

       –10 < –2x – 4

        –6 < –2x

        –3 < –x

          x > 3

More about the inequality link is given below.

https://brainly.com/question/19491153


Tulong bwhahahhahahaha

Answers

1- answer is 4
2- answer is 30
3- answer is 8
4- answer is 3.5
5- 54

Rewrite the following linear equation in slope-intercept form. Write your answer with no spaces.

V-5= 3(x+1)

Answers

Answer:

V=3x+6

Step-by-step explanation:

slope intercept form: y=mx+b

V-5=3(x+1)

[open parentheses]

V-5=3x+1

[combine like terms; add 5 to both sides]

V=3x+6

why is it v tho

Which of the following is an example of a linear system of equations?


5
x
2
+
6
y
=
13


6
x

12
y
=
14


5
x
+
6
y
=
13


6
x

12
y
2
=
14


5
x
+
6
y
=
13


6
x
2

12
y
=
14


5
x
+
6
y
=
13

Answers

6

x

12

y

=

14

Yw :D pls mark me brainiest

Find the missing value.
(√24-√k)(√24+√k)=5

Answers

Answer:

k = 19

Step-by-step explanation:

Identity

(a + b)(a - b) = a² - b²

Simplifying the LHS (Left Hand Side)

(√24-√k)(√24+√k)(√24)² - (√k)²24 - k

Equating to the RHS

24 - k = 5k = 24 - 5k = 19

Answer:

19

Step-by-step explanation:

[tex](\sqrt{24} -\sqrt{k} )(\sqrt{24} +\sqrt{k} )\\\\As,\\\\\hookrightarrow a^{2} -b^{2} =(a+b)(a-b)\\\\Subtitute:\\\\a=\sqrt{24} \\\\b=\sqrt{k} \\\\Now,\\\\\hookrightarrow (\sqrt{24} -\sqrt{k} )(\sqrt{24} +\sqrt{k} )=5\\\\\hookrightarrow (\sqrt{24} )^{2} -(\sqrt{k} )^{2} =5\\\\\hookrightarrow 24-k=5\\\\\hookrightarrow 24-5=k\\\\\hookrightarrow 19[/tex]

how to graph y = x + 10

Answers

Start at (0 -10) make a point go up one and to the right 1 make a second point at ( 1 -9) connect the two points.
Explanation:
The equation is the y intercept form
y
=
m
x
+
b

where
m = the slope think mountain ski slope.
b = the y intercept think beginning.
m in this equation is 1/1
b in this equation is -10
so start at b the y intercept of ( 0, -10)
This is the first point.
Then use the slope y =1 so go up 1
x= 1 so one to the right
x
=
0
+
1
=
1

y
=

10
+
1
=

9
The second point is then ( 1,-9)

Answer:

if you use desmos graphing calculator it will make graphing equations like this easier.

Step-by-step explanation:

by easier i mean it just graphs it for you. hope this helps:)

The net below shows a square pyramid. What is the lateral surface area?
A. 176 in^2
B. 112 in^2
C. 64 in^2
D. 210 in^2

Answers

Answer: B

Step-by-step explanation:

1/2 8 *7 = 28

because there is 4 triangles you do this 28+28+28+28

28+28+28+28 = 112

The lateral surface area of the pyramid is 112 sq. in.

The correct answer is an option (B)

From the attached figure of the net of a square pyramid, we can observe that the side length of the square base is 8 in and height of the lateral triangular face is 7 in.

Hence, The lateral surface area of the pyramid is equal to the area of the four triangular faces of the pyramid.

Using the formula of the area of triangle, the lateral surface area would be,

A = 4 × (1/2 × base × height)

A = 4 × (1/2 × 8 × 7)

A = 4 × (4 × 7)

A = 4 × 28

A = 112 sq. in.

Thus, This is the required lateral surface area.

So, The correct answer is an option (B) 112 in²

Learn more about the surface area here:

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Mr. Sims bought 9 tickets to a puppet show and spent $57. He bought a combination of child tickets for $3 each and adult tickets for $9 each.
Which system of equations below will determine the number of adult tickets, a, and the number of child tickets, c, he bought?

Answers

Answer:

x =number of child tickets

y=number of adult tickets

x + y = 9

3x +9y = 57

x = 9-y

3(9-y) + 9y =57

27 - 3y + 9y = 57

6y = 30

y=5 adult tickets

x = 4 child tickets

Answer:

adult's tickets a=5

child's tickets c=4

Step-by-step explanation:

a+c=9

9a+3c=57

c=9-a

3a+c=19

3a+9-c=19

2a=10

a=5

c=9-a=9-5=4

the base of the rectangular prism is shaded what is the lateral surface area ( show work pls )

Answers

Height=H=4.5Length=L=11Bresdth=B=3

LSA

2×H(L+B)2(4.5)(11+3)9(14)126ft²

Select the reason that best supports statement both 2 and 8 in the given proof.​

Answers

It’s probably 10 given proof

A coin jar contains 12 quarters, 15 dimes, and 23 nickels. Find the probability that a Karen will choose a dime from the jar and then Mikah will choose a quarter from the jar.

Write the probability as a fraction in simplest form.

6/25 is incorrect

Answers

Answer:

18/245.

Step-by-step explanation:

Total number of coins = 12+15+23 = 50.

Prob(Karen chooses a dime) = 15/50 = 3/10.

Prob(Mikah then chooses a quarter) = 12/49.  ( Karen has already removed one coin)

Prob(of Karen choosing a dime then Mikah a quarter)

= 3/10 * 12/49

= 36/490

= 18/245.

graph the line y= 4/3x

Answers

Answer:

RISE/RUN

Step-by-step explanation:

You start at (0,0)move up 4move right 3

You decide that you are going to flip a coin, and a six sided die.
What is the probability of the following events?
Tails and an even number? (Round to two decimal places)
Tails and the number 9?
Heads or a number bigger than 4? (Round to two decimal places)
Heads or the number 2? (Round to two decimal places)

Answers

Probability helps us to know the chances of an event occurring. The probability of getting a tail and an even number is 0.25.

What is Probability?

Probability helps us to know the chances of an event occurring.

[tex]\rm Probability=\dfrac{Desired\ Outcomes}{Total\ Number\ of\ outcomes\ possible}[/tex]

Since a coin has two faces, therefore, the probability of getting either of the sides of the coin is (1/2). While a die has six faces, so the probability of getting any side of the die is (1/6).

A.) The probability of getting a tail and an even number can be written as,

[tex]\text{Probability of getting a tail} = \dfrac{1}{2}[/tex]

[tex]\text{Probability of Even Number(2,4,6) } = \dfrac{3}{6} = \dfrac{1}{2}[/tex]

[tex]\text{Probability (Tails and an even number)} = \dfrac12 \times \dfrac12 = 0.25[/tex]


B.) The Probability of getting tails and the number 9 can be written as,

[tex]\text{Probability of getting a tail} = \dfrac{1}{2}[/tex]

[tex]\text{Probability of Number 9} = \dfrac{0}{6} = 0[/tex]

[tex]\text{Probability of the tails and the number 9} = 0[/tex]

C.) The Probability of getting Heads or a number bigger than 4 can be written as,

[tex]\text{Probability of getting a Head} = \dfrac{1}{2}[/tex]

[tex]\text{Probability of a number bigger than 4 (5,6) } = \dfrac{2}{6} = \dfrac{1}{3}[/tex]

[tex]\text{Probability (Heads or a number bigger than 4 )} = \dfrac12 + \dfrac13 = \dfrac{5}{6} = 0.83333[/tex]

D.) The Probability of getting Heads or the number 2 can be written as,

[tex]\text{Probability of getting a Head} = \dfrac{1}{2}[/tex]

[tex]\text{Probability of the number 2} = \dfrac{1}{6}[/tex]

[tex]\text{Probability (Heads or the number 2 )} = \dfrac12 + \dfrac16 = \dfrac{8}{12} = 0.6666[/tex]

Learn more about Probability:

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For the transformation to be a translation, which statements must be true? Select four options.

Answers

Answer:

A, B, C, and E.

Step-by-step explanation:

I don’t know how to explain what I did very well.

100 POINTS


Solve the following inequality, if it is known that function f is increasing on its domain. f(4x-3)[tex]\geq[/tex]f(2-[tex]x^{2}[/tex]), D_f = (-8, 4)

Answers

This solution is arrived at using the principles of Quadratic Functions and Inequalities. It is to be noted that the function increases at (-8, 4).

What are Quadratic Functions?

A quadratic function can be defined as that is written in the following way: f(x) = ax2 + bx + c: Where a, b, and c are numbers not equal to zero.

How do we solve the problem above?

To solve the problem f(4x - 3) ≥ f(2 - x^2), Df = (-8 , 4), we:

RewriteCollect like termsExpandFactorize, thenSolve for x.

A) 4x - 3 ≥ 2 - x²

Rewrite as:  x² + 4x - 2 - 3 ≥ 0

B) Collect the like terms

x² + 4x - 5 ≥ 0

C) Expand to have  x² + 5x - x - 5 ≥ 0

D) Factorizing the expression we have

x(x + 5) - 1(x + 5) ≥ 0, from this we  Factor away x + 5

(x - 1)(x + 5) ≥ 0

E) Solving  for x we obtain: x ≥ 1 or x ≥ -5

This can also be rewritten to read:

-5 ≤ x ≤ 1

Learn more about quadratics and inequalities at:

https://brainly.com/question/2237134

what is the volume of the cone below

Answers

Volume of a Cone = [(pi)r^2(h)]:3 = [pi (16) (27)]:3 = 144pi units^3. [C.]

Answer:

Its C because the formula to find the volume of the cone is π x radius² x height / 3 and in this case the radius is 4 and the height is 27 so π x 27 x 4² which is 452.16 and 144 x π is 452.16

Step-by-step explanation:

Please mark as brainliest

What is the solution to the system of equations below?
(Hint: Solve using substitution!)

−5x−y=5
x=7y−1
​(

Answers

Answer:

x = -1, y = 0 or (-1, 0)

Step-by-step explanation:

We have two equations :

-5x - y = 5x = 7y - 1

Take the value of x in Equation 2 and substitute in Equation 1.

-5(7y - 1) - y = 5-35y + 5 - y = 5-36y = 0y = 0

Now, take the value of y and substitute in Equation 2.

x = 7(0) - 1x = -1

Solution

x = -1, y = 0 or (-1, 0)

Answer:

The lines intersect at the point (-1, 0)

Step-by-step explanation:

−5(      )−y=5

-5(7y-1) - y = 5    substitute the x=7y-1 into first equation

-35y + 5 - y =5   multiply -5

-36y + 5 = 5        combine like terms

-36y = 0              subtract 5

y=0                      divide by -36

x=7(0)-1                substitute 0 for y in x=7(  )-1

  =-1                      simplify

The lines intersect at the point (-1, 0)

PLEASE CHOOSE CORRECT OPTION AND WITH EXPLANATION 25 POINTS

Answers

Answer:

d

Step-by-step explanation:

Answer: Choice C

Each point has been moved 2 spaces to the right and 5 units down.

Moving 2 spots to the right means x updates to x+2

Moving 5 units down tells us to change y to y-5

Therefore, [tex](x,y) \to (x+2, y-5)[/tex]

hElp me I need help with this question

Answers

Answer:

Jackie divided the number of quarts by 2. There are 2 pints in each quart. She should have multiplied by 2; so Jackie made 20 pints of lemonade.

help thanksSSSSSSSSSS

Answers

Answer:

[tex]\boxed{\sf{x=24}}[/tex]

Step-by-step explanation:

GIVEN:

To find the missing number in the proportion, you have to isolate it the term of x from one side of the equation.

[tex]\sf{\dfrac{8}{7}=\dfrac{x}{21} }[/tex]

First, thing you do is switch sides.

[tex]\sf{\dfrac{x}{21}=\dfrac{8}{7} }[/tex]

Multiply by 21 from both sides.

[tex]\Longrightarrow: \sf{\dfrac{21x}{21}=\dfrac{8*21}{7} }[/tex]

Solve.

Multiply the numbers from left to right.

Use the order of operations.

PEMDAS stands for:

ParenthesesExponentsMultiplyDivideAddSubtract

[tex]\Longrightarrow: \sf{\dfrac{8*21}{7}=\dfrac{168}{7}=24 }[/tex]

[tex]\Longrightarrow: \boxed{\sf{x=24}}[/tex]

Therefore, the final answer is x=24.

I hope this helps. Let me know if you have any questions.

Brian invests £990 into his bank account. He receives 2.6% per year simple interest. How much will Brian have after 3 years? Give your answer to the nearest penny where appropriate

Answers

Answer:

£1067.22.

Step-by-step explanation:

Interest I= PRT/100    where P = Initial investment, R = % rate, T = time.

So I = 990*2.6* 3 / 100

= £77.22

So total he will have in the bank

= 990+77.22

= £1067.22.

a department store has guft boxes that are 20 inches long, 12 1/2 inches wide, and 5 1/2 inches high what is the volume

Answers

In order to find the volume you need to do Length x Width x Height.

So the
L= 20. You can turn 20 to 20/1 and
W=12 1/2. multiply it by the W and the
H= 5 1/5

Or you can do 20 x 12.5 x 5.5.

The answer is 1,375.

What is the diameter of a sphere with a volume of 397\text{ m}^3,397 m
3
, to the nearest tenth of a meter?

REsponse: 9.1

Answers

The awnser dir this problem is 91.

A bicycle manufacturer wants to find out which features most cyclists prefer to have in the newest model of bicycles to be manufactured next year. What is the population from which the manufacturer should choose a sample?
A. Subscribers to a national bicycling magazine. B. Cyclists who purchased bicycles from this manufacturer before. C. Visitors to the manufacturer’s Web site. D. Members of a bicycling club.

Answers

Answer:

It's B

Step-by-step explanation:

I did the test

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