eggemotions eggemotions

16-03-2017
Mathematics

contestada

What is the exact area of a circle with a radius of 31 cm?
A. 15.5 cm²
B. 31 cm²
C.961 cm²
D.240.25 cm²

Respuesta :

ritikpurohit220 ritikpurohit220

16-03-2017

we know that area of circle =[tex] \pi r ^{2} [/tex]
so
[tex] \pi =3.14,and r=31 [/tex]
then 3.14x31x31=3017.54

Answer Link

Otras preguntas

What kind of therapist might a client with strong religious beliefs prefer and benefit from?

Explain, in words, how you can identify a perfect square trinomial whose leading coefficient is 1

"which term refers to the level of commitment that workers make to an employer?"

How many questions do you have to get right to pass the driving test?

which one of the following can help reduce stress? A. procrastinating B. avoiding procrastination C. going out often to relax D. making your schoolwork a second

PLEASEE HELP Which is the rate of change for the interval between 2 and 6 on the x-axis? A -3 B -1/3 C 1/3 D 3

A random sample of 420 new ford trucks showed that 105 required repairs within the first warranty year. a. what is the probability that a new ford truck will ne

A website that matches teens with volunteer possibilities would most likely end with what suffix? (5 points) .edu .net .org .com

The outcome of the fight between turnus and aeneas explains why the language is called latin, but the people are called romans.

Tommy has a piece of toast that has butter on one side, and he dropped it twice. Both times, it landed with the butter side up. If he drops it two more times, w