mjlewis7143 mjlewis7143

01-06-2017
Mathematics

contestada

The area of the circle above is 1,962.5 units2. What is the circumference of the circle? Use = 3.14.

A.
654.17 units
B.
981.25 units
C.
78.5 units
D.
157 units

Respuesta :

ghanami ghanami

01-06-2017

hello :

the area of the circle is : A = πr²
A=1,962.5 units2 and π = 3.14.
find : r² and r
the circumference is : P=2πr

Answer Link

Otras preguntas

Can someone help please

PLEASE PLEASE HELP ME!

How does Gobaly's attitude toward Christmas change while he is shoveling snow?

A peice of fabric costs $5.29 a yard which is an estimated cost of 16.3 yards of fabric?

Which equation describes the line shown in the graph?

The graph of a parabola has an axis of symmetry of and an intercept at . It passes through the point . What is the equation representing this parabola?

What was Tsar Nicholas II’s reaction to the March Revolution? A. He restructured the government. B. He established the Duma. C. He was assassinated. D. He abdi

Which of the following equations does not represent a redox reaction? a. NH3+ HCl → NH4Cl b. 2H2O2+ → 2H2O + O2 c. 2O3 → 3O2 d. 3NO2+ H2O → NO+ 2HNO3 e.

4x+3y=32 4x+y=16 work out x and y pleaseeeeeee

PLS ANSWER THIS ASAP!!!I will put the brainiest!