currentlykyana currentlykyana

09-05-2017
Mathematics

contestada

The radius of a clock face is 8.5 centimeters. What is the area of the clock face?

A. 53.38 cm2
B. 226.87 cm2
C. 907.46 cm2
D. 56.72 cm2

Respuesta :

09-05-2017

pi x r x r
3.14 x 8.5 x 8.5
=226.87cm square
so the answer is B

Answer Link

marie123451 marie123451

09-05-2017

When finding the area of a circle you have to use the formula
Area= Pie x radius^2
Radius=8.5
So you have to plug that into the equation.
8.5x8.5=72.25
72.25x3.14=226.87
So Area is 226.87
So your answer is B

Answer Link

Otras preguntas

Please help! Thanks!

Conglomerate, limestone, and sandstone are all examples of rocks that form through the processes of deposition, compaction, and cementation. This type of rock i

who is the writer of the poem Amanda~??

PLS ANSWER QUICK 37 1/2% of 90

uncements Drag and drop the labels and images into the diagram. les es 2 or more of the same element 2 or more different elements chemically combiner s are Subs

What was the father's answer? What does this show about the father?

y+6=-3.8(x-2) standard form

Last one I promise. Pls help translate from Italian to English Abito in via Giulio Cesare, al numero 3.

PLeASE HELP How did the Goryeo dynasty effectively unify Korea from the Later Three Kingdoms?

the velocity of 200kg object changes from 10m/s to 22m/s in 12 sec.what is the force on the accelerated object?a)100nb)200nc)600nd)500n