michikgrjbBadmiaje michikgrjbBadmiaje

12-08-2016
Mathematics

contestada

What is the approximate uncertainty in the area of a circle of radius 3.1×104cm? Express your answer using one significant figure. ΔA =

Respuesta :

taskmasters taskmasters

13-08-2016

The area of a circle is expressed as:

Area = πr²
where r is the radius of the circle. This equation is used to calculate the area of the circle above. Calculation is as follows:

A = π(3.1 x 10^4 cm)² = 3.0 x 10^9 cm²

Answer Link

Otras preguntas

what happened to the U.S. economy immediately after World War I ended?

K12 Subtract 5x−2 from −3x+4 . A: 8x−6 B: −8x+2 C: 2x + 2 D: −8x+6

Jordan has $5.37, which he is using to buy ingredients to make salsa. He is buying one red pepper for $1.29 and three pounds of tomatoes. If Jordan has exactly

The doctor recommended that Matt decrease the number of calories he consumed from 3,000 to 2,400. By what percent did the number of calories decrease?thanks.

i also need to find the value of h that makes the equation true help please

Which net represents this rectangular prism?

An airplane makes 2,748 flight 6 hours what is the airplanes average rate of speed in miles per hour

PLZZ HELP ASAP! THANKS!!!

PLEASE HELP ME PLEASE

The law of conservation of mass states that matter can/cannot be created or destroyed, even after a chemical change a. Can b. Cannot