3 years ago

What is the ratio of the sector area to the area of the entire circle?

Mathematics

2 answers:

inna [77]3 years ago

4 0

Answer:

One fourth

Step-by-step explanation:

$\frac{area \: of \: sector}{area \: of \: circle} = \frac{ \frac{ 90 \degree}{360 \degree } \times \pi {r}^{2}}{ \pi {r}^{2}} \\ = \frac{ \frac{1}{4} \times 1}{1} \\ = \frac{1}{4} \\ = 1 : 4$

ElenaW [278]3 years ago

3 0

Answer:

1/5

Step-by-step explanation:

the angle is 72 degrees, ratio is 72:360, simplified is 1/5

You might be interested in

A bottle contains 1.6 litres of water.

zlopas [31]

Answer:

<h2>850 millilitres or 0.85 litre</h2>

Step-by-step explanation:

<h3>1 litre = 1000 ml</h3><h3>1.6 litre = 1000 ×1.6</h3><h3>1.6 litre = 1600 ml</h3>

<h3>left water = 1600ml - 750ml</h3><h3> = 850ml</h3>

<h2>MARK ME BRAINLIST</h2>

4 0

3 years ago

I need help. 40x^6+16x^6

xxMikexx [17]

Answer:

56^6

Step-by-step explanation:

when they are the same exponent

you just add the coefficients

7 0

3 years ago

Read 2 more answers

What is the missing number below in the solution to 968 divided by 10

Advocard [28]

Answer: 484/5

Step-by-step explanation:

For this word problem, it seems confusing with the wording but the equation would just be:

968÷10=x

solving for x, we get 484/5.

6 0

2 years ago

Write three functions. In the first function, y should vary directly with x. In the second function, y should vary inversely wit

Taya2010 [7]

I dont know that either i am actually trying to figure that out now
<span />

6 0

3 years ago

Read 2 more answers

At Emily's summer camp, there are

Stells [14]

Answer:

Step-by-step explanation:

3 counselors for every 20 girls

6 0

3 years ago

Read 2 more answers