3 years ago

Calculate the area of a circle with a diameter of 8 feet

Mathematics

2 answers:

sattari [20]3 years ago

4 0

Answer: 50.27

Step-by-step explanation:

Area = pi r^2

= pi x 16

svlad2 [7]3 years ago

4 0

Answer:

50.265 $ft^{2}$

Step-by-step explanation:

The formula of the area of a circle is $\pi r^{2}$ and the diameter is double the amount as the radius, so the radius would be 4 feet. 4 squared is 16. Multiply that by pi to get your answer, 50.265 $ft^{2}$ .

You might be interested in

HElpPpPp mEeEe pLeAsE

Ivahew [28]

Answer:

b = 44 feet 

Step-by-step explanation:

BY Pythagorus theorem :-

=》

$55 {}^{2} = 33 {}^{2} + b {}^{2}$

=》

$3025 = b {}^{2} + 1089$

=》

$b {}^{2} = 3025 - 1089$

=》

$b {}^{2} = 1936$

=》

$b = \sqrt{1936}$

=》

$b = 44$

7 0

2 years ago

A population of insects increases according to the law of exponential growth. After 2 days of growth there are 100 insects. Afte

Fantom [35]

Answer:

I think its A so hope this helps

3 0

3 years ago

Make b the subject of this formula. a=9b

USPshnik [31]

Answer:

a = 9b

divide each side by 9

$\frac{a}{9}$ = b

6 0

3 years ago

What is the area of this triangle?

stepladder [879]

Answer:

Step-by-step explanation:

A=1/2 bh

8 0

3 years ago

Read 2 more answers

A giant tortoise can travel 0.14 miles in 1 hours .At this rate ,how long would it take to travel 2 miles ?

SCORPION-xisa [38]

Answer:

0.28 miles

Step-by-step explanation:

Plz mark brainliest!!!

6 0

2 years ago