Let A be the area of circle of radius r that is changing with respect to time. If dr/dt is constant, is dA/dt constant? Expain.

A right triangle has a hypotenuse with a length of 130 cm. One leg has a length of 100 cm. What is the length of the other leg of the triangle? A. 130 B. 6900 C. 85 D. 130

The total expenses are $1,138.64. What is the total, rounded to the nearest ten?

sharon is making greeting cards, each card takes her twenty minutes to make. how many can she complete in two and a half hours?

Solve the system. 4x-y=-3y=5x

40 divided by 18 subtracted by 9 minus 13 minus 12

How does multiplying a vector by a scalar value of - π change the vector? a.) The vector will change direction and increase in magnitude b.) The vector will change direction and decrease in magnitude c.

How do you turn a decimal into a fraction and into a mixed number?

15X15=? 25X25=? 35X35=? 45X45=? 55x55=? 65X65=? ... 95x95=? who can tell me how to do these multiplications without a calculator in 30 seconds? tell me the details

What is. 78 divided by 250?

Cual es el decimal de 9/20