explain how to do this please!

Explain How To Do This Please!

Answers

Answer 1

Answer:

The area of figure = 600 cm ²

Step-by-step explanation:

Area of this figure = area of triangle + area of rectangle

Area of triangle = 1/2 × base × height

Area of rectangle = length× breadth

=> (1/2 × 20 × 20 ) + ( 20×20 )

=> 200 + 400

=> 600 cm²


Related Questions

8x-1<2x+5
If x is a number greater than zero that satisfies the inequality above, what is one possible value of x?

Answers

Step-by-step explanation:

There is no number greater than zero that satisfy the above inequality

but if the sign is less than or equal to 1 will work

Answer:

0 < x < 1

any fraction bigger than zero and less than 1.

Step-by-step explanation:

8x - 1 < 2x + 5

Subtract 2x

6x - 1 < 5

Add 1.

6x < 6

Divide by 6.

x < 1

They are asking for a number bigger than zero. But 1 does not work because the answer has to be less than one. Pick any fraction between zero and one.

Consider the two solids shown.



What is the difference between the number of vertices of the two solids?

one
three
four
six

Answers

I’m not sure but when I check it show 6

I need food to live, but if I eat dirt, I die. I am all-powerful, but I shrink back at the sight of water. What am I?

Answers

Answer:

Fire?

Step-by-step explanation:

fire would need and not need all of these things

Answer:

Fire.

Step-by-step explanation:

It has to be fire?

1) For what values is the statement true? sin(x+20)°=cos(y−10


x=20, y=60


x=20, y=50


x=30, y=40


x=30, y=60


2)In right triangle ABC with right angle C, sinA=4/5 and cosA=3/5. What is sinB+cosB?


1/5


7/5


35/12


5/7


3)In a right triangle ABC where sinA=cosB, what are the measures of acute angles A and B if the measure of angle A is three times the measure of angle B?


The measure of angle A is 67. 5° and the measure of angle B is 22. 5°.


The measure of angle B is 135° and the measure of angle A is 45°.


The measure of angle A is 135° and the measure of angle B is 45°.


The measure of angle B is 67. 5° and the measure of angle A is 22. 5°.


4)What is the value of b that makes the equation cos(17b+26)°=sin(15b)° true?


13


2


9. 5


3

Answers

Answer:

1) X =20° ,Y=60°

2) 7/5

3) first is correct

4) 2

what is the system solution to 8x + 7y = 39

Answers

Answer:

-8/7

Step-by-step explanation:

I thinks this is the answer

write an explicit formula for each geometric sequence
1000,200,40,...​

Answers

Answer:

[tex]\text Explicit \ Formula :\ a_{n}= 1000\times (\frac{1}{5}) ^{n-1}[/tex]

Step-by-step explanation:

Let [tex]\left( a_{n}\right)[/tex]  be our geometric sequence

The explicit formula for [tex]\left( a_{n}\right)[/tex] is :

 [tex]a_{n}= a_1\times r^{n-1}[/tex]

where r is the common ratio

          a1 is the first term

We notice that :

200/1000 = 1/5

40/200 = 1/5

⇒ r = 1/5

[tex]a_1 = 1000\ \ (given)[/tex]

Conclusion:

[tex]a_{n}= 1000\times (\frac{1}{5}) ^{n-1}[/tex]

Can someone please help me? :(

Answers

your answer is A im pretty sure

Answer:

A) 2, 4, 0, 2, 4, 6, 3, 0, 7, 1, 2, 7, 8, 1, 1

Step-by-step explanation:

B says that 5 is marked but 5 is not marked on the number line

C has three 0s and there are only two 0s.

D has less numbers so that one isn't it.

hope this helped!

brainliest please!

~Kandy~

Help me pls
[tex]{ x }^{ 2 } -7x+12[/tex]

Answers

Answer:

x is 3 or 4

Step-by-step explanation:

I assume that you want to find the solutions for this quadratic equationFirst of all, set it all to equal 0[tex]x^{2}-7x+12=0[/tex]Now you need to factorise your expressionYou need to find two numbers that multiply together to make 12, and ad together to make -7These two numbers are -3 and -4Your new equation is:[tex](x-3)(x-4)=0[/tex]For this equation to equal 0, just one of x - 6 and x - 1 has to equal 0For x - 3 to equal 0, x has to be 3For x - 4 to equal 0, x has to be 4x = 3 or 4
Yore answer here is 4 ….

Look at this set of ordered pairs:
(8,8)
(8, 12)
(17, -12)
Is this relation a function?

Answers

i think it is not maybe i’m wrong

5. Find the length of the highlighted arc from A to B

Answers

Answer: 9.4 cm

Step-by-step explanation:

formula is

2 pie r (m/360)

What is the probability that a hand of 5 cards chosen randomly and without replacement from a standard deck of 52 cards (which has 4 kings and 4 queens) contains the king of spades, exactly 1 other king, and exactly 2 queens

Answers

Answer: Approximately 0.0003047

As a fraction, it is equal to exactly 792/(2,598,960)

===========================================================

Explanation:

The king of spades must be in the hand, and we can pick any other king. There are 3 ways to pick the other king. Then there are 4 C 2 = 6 ways to pick the two queens. The 4C2 refers to the nCr notation. Or you could use Pascal's Triangle.

Overall, there are 3*6 = 18 ways to pick the king of spades, another king, and exactly 2 queens.

Then we have one more card to pick that isn't a king nor a queen. There are 4+4 = 8 cards that are either a king or queen, leaving 52-8 = 44 cards that are neither.

So there are 18*44 = 792 ways to pick a king of spades, another king, exactly 2 queens, and some other card that isn't a king nor queen.

This is out of 52C5 = 2,598,960 possible five card hands.

The probability we're after is roughly 792/(2,598,960) = 0.0003047

Side note: order does not matter with card hands.

Select all of the equations that are equivalent to 4x+20=90

1. 4(x+5)=90

2. x+5=22.5

3. 4(x+20)=90

4. x+20=22.5

5. 4x=70





pls pls tell me

Answers

Answer:

The answer is num 1 I think, 4(x+5)=90

There is a leak in a container that holds a certain nontoxic gas. Each hour, it loses 10% of its volume.
Write an equation that models the amount of gas left in the container after x hours, assuming there were 300 cubic centimeters in the container before the leak. Then use your equation to determine the amount of gas left in the container after 11 hours. Round your answer to the nearest tenth.

Answers

Answer:

94.1 cm^3 to nearest tenth.

Step-by-step explanation:

Each hour 100 - 10 = 90% of the gas remains.

90% = 0.90.

At 0 hours the volume = 300 cm^3

The equation is

Amount (V) after x hours = 300(0.90)^x.

The amount after 11 hours:

V = 300(0.90)^11

= 94.14

Answer:

y = 300(0.9)^x

94.1 cm³

Step-by-step explanation:

This is an exponential decay.

y = 300(0.9)^x

where x is the number of hours, and y is the amount after x hours.

y = 300(0.9)^11

y = 94.1

Who invented mathematics??

Answers

Archimedes is known for mathematics.
Archimedes
He is known as the father of math

Make r the subject of the formula t = r/r-3

Answers

Answer:

Infinite/(-∞, ∞)

Step-by-step explanation:

In a class test, (2) marks are given for every correct answers and (-1) marks for every
incorrect answers and no marks for not attending any questions.
Sreya scored 30 marks. If she got 16 correct answers, how many questions has she attempted
incorrectly?

Answers

Using a system of equations, it is found that she attempted two questions incorrectly.

What is a system of equations?

A system of equations is when two or more variables are related, and equations are built to find the values of each variable.

In this question, the variables are:

Variable x: Number of questions attempted correctly.Variable y: Number of questions attempted incorrectly.

Sreya scored 30 marks, with 16 correct questions, hence, considering the amount of points for each question, we have that:

2x - y = 30.

Since x = 16:

32 - y = 30

y = 2.

She attempted two questions incorrectly.

More can be learned about a system of equations at https://brainly.com/question/24372153

#SPJ1

find value of variable

Answers

Answer:

x = 23.5

Step-by-step explanation:

By inscribed angle theorem:

[tex](2x + 1) \degree = \frac{1}{2} \times 96 \degree \\ \\ \implies \: (2x + 1) \degree = 48 \degree \\ \\ \implies \: 2x + 1 = 48 \\ \\ \implies \: 2x = 48 - 1\\ \\ \implies \: 2x = 47\\ \\ \implies \: x = \frac{47}{2} \\ \\ \implies \: x = 23.5[/tex]

PLEASEEE HELP !!
Matching equations with diagrams & finding unknown ancies
is on line WY. Find the value of b.
Which equation(s) and angemeurerents go with the
diagram. Choose ALL that apply
(Select all that apply.)

Answers

Answer: b+95+34=180, b+129=180, 51

Step-by-step explanation:

b+95+34=180 works because the angles add to form a straight angle.

From this, we can obtain b+129=180 by adding the two constants.

Subtracting 129 from both sides, we get b=51.

Claudio noticed that the sides of his $1 bill formed angles. Tell whether the angles are right angles, less than right angles, or greater than right angles. Explain.

(no picture to insert)

Answers

Claudio’s $1 bill has right angles because the sides of the bill are perpendicular to each other, so the angles of the bill are 90 degrees or right


Hope this helped you out a bit

pls help me with this ​

Answers

The answer is A. 8.28

306.87-298.59= 8.28

homework problem lol​

Answers

Answer:

G is the answer hope that helpd

The following table represents the highest educational attainment of all adult residents in a certain town. If a resident who is 40 or older is chosen at random, what is the probability that they have completed a bachelor's degree and no more? Round your answer to the nearest thousandth.

Answers

Using it's concept, it is found that there is a 0.183 = 18.3% probability that the person has completed a bachelor's degree and no more.

What is a probability?

A probability is given by the number of desired outcomes divided by the number of total outcomes.

Researching this problem on the internet, it is found that 529 + 1054 = 1583 out of 1911 + 6730 = 8641 people aged 40 or older have completed a bachelor's degree and no more, hence the probability is given by:

p = 1583/8641 = 0.183.

More can be learned about probabilities at https://brainly.com/question/14398287

#SPJ1

can somebody help me and explain how to do this

Answers

Answer:

=> 24m²

Step-by-step explanation:

Area of small rectangle = b

=> 2m× 3m

=> 6m²

Area of large rectangle = B

=> 9m × 2m

=> 18

Area of figure = area of small rectangle + area of large rectangle

=> 18 m² + 6m ²

=> 24m²

Is the following number rational or irrational?
-2π
Choose 1 answer:
А
Rational
00
B
Irrational

Answers

Answer:

B, Irrational number

Step-by-step explanation:

Irrational number because

[tex]\pi[/tex]

is Irrational number

Jogging burns 375 calories in 45 minutes. Determine how many calories are burned per hour.

Answers

Answer:

500 calories an hour are burnt.

Step-by-step explanation:

45 is 3/4 of 60, so 375 is 3/4 of an hour of jogging. If we divide 375 by 3 we will get how many calories are burnt every 1/4 of an hour.

375 / 3 = 125

Now that we know what 1/4 of an hour equals we can add 125, 4 times to find the number of burnt calories in an hour of running.

125 + 125 + 125 + 125 = 500

that means jogging burns 500 calories an hour.


© There are 5 times as many females as males on the maths course at university. What fraction
of the course are female?
Give your answer in its simplest form.

Answers

Answer: 5/6

Step-by-step explanation: Females are 5 times more

Ratio of female to male will be 5:1

Female will be 5/6 and males will be 1/6

Eduardo has a recipe that uses 2/3 cup of flour for each batch. If he makes 4 batches, how many cups of flour will he need? How many cups of flour will he need in total if he makes 3 more batches?

Answers

Answer:

4 batches: [tex]2\frac{2}{3}[/tex] cups

7 batches: [tex]4\frac{2}{3}[/tex] cups

Step-by-step explanation:

If he uses 2/3 cup of flour for each batch, then that is 2/3 four times, or 2/3 · 4.

[tex]\frac{2}{3}[/tex] × [tex]\frac{4}{1}[/tex]

= [tex]\frac{8}{3}[/tex]  = [tex]2\frac{2}{3}[/tex]

If he makes three more, than that will be 7 batches in total. We can multiply 2/3 by 3 to find out how much will be needed for those extra three, then add that product to [tex]2\frac{2}{3}[/tex].

[tex]\frac{2}{3}[/tex] × [tex]\frac{3}{1}[/tex]

= [tex]\frac{6}{3}[/tex]  = 2

[tex]2\frac{2}{3} +2[/tex]  = [tex]4\frac{2}{3}[/tex]

Thus, [tex]2\frac{2}{3}[/tex] and [tex]4\frac{2}{3}[/tex] are the answers.

hope this helps!

The radius of a circle is 4 m. Find its area to the nearest whole number.

Answers

Answer:

16π or around 50.26

Step-by-step explanation:

A=πr²

A=π(4)²

A=16π

A=16(3.1415926)

A=50.26

I think it’s A≈50.27m²

Liz is taking guitar lessons and practices every night. Yesterday, she played a total of 40 chords in 8 minutes. Today, she will play chords for 5 minutes.
If she plays at the same rate, how many chords will Liz play today?

Answers

Answer:

25

Step-by-step explanation:

If you divide by eight, it is equivalent to five cords per minutes.

Now you know that she plays five cords per minute, right?

So you want to multiply five by five, because she plays a total of five minutes.

Bobby is making bread using a total of 400 grams of gluten free flour. The recipe calls for 70% of the flour to be almond flour. She needs to know how much almond flour to use

Answers

280 grams of almond flour.

She needs 70% of the flour to be almond flour

70/100*400 =  280

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