wALuigi12 wALuigi12

04-05-2021
Mathematics

contestada

The circumference of a circle is 7 π m What is the area of the circle?

Respuesta :

gina7780 gina7780

04-05-2021

I will find the radius first
2pi(r) = 7pi
Divide 7pi by 2pi
Hence radius is 3.5m
Now the area pi(r^2)
Pi(3.5^2)
The area of the circle is 38.48 or 49/4 pi

AREA = 49/4pi or 38.5m^2 to one d.p

Answer Link

Otras preguntas

Is 30:12 and 40:16 the same ratio

Sales tax is calculated as a percentage of the sales price. If sales tax is 5%, what is the sales tax on clothing that costs $170? $8.50 $10.50 $15.00 $17.50

What is the surface area of a package that is 8 inches by 11 inches by 2 inches

que es la lengua oficial de un país

you want to discard your old computer and want to securely erase the data from your hard drive. what can you use to do this and what is this process called?

What is the value of w? A.) 7 B.) 3.5 C.) 7 square root of 3 D.) 14

What are organ systems are made of

Which of the following is NOT an example of an extreme cirumstance in which it's useful to be an aggressive communicator? A. emergency situation B. on-the-spot

Two spherical pieces of cookie dough have radii of 3cm & 5cm. The pieces are combined to form one large spherical piece of dough. What is the approximate ra

"What is the name of the relationship between angle 1, and angle 4? A. corresponding angles B. alternate interior angles C. obtuse angles D. adjacent angles