How to solve step by step [(7,5-1,5) x 10^-11]^2 ? ?

Acircle has a circumference of 2 pi cm. which statement about the circumference and area is true? a comparison of the area and circumference is not possible since the area cannot be determined. the numerical values of the circumference and area of the circle are equal. the numerical value of the circumference is greater than the numerical value of the area. the numerical value of the circumference is less than the numerical value of the area.

What does independent variable and dependent variable mean in math?

Aramp rises 4 feet over a distance of 10 feet. what is the length of the ramp?