Find the area of the circle. Round you answer to the nearest tenth

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

Which statement best describes the polynomial

Calculate the average rate of change over the interval [1, 3] for the following function. f(x)=4(5)^x a. -260 b. 260 c. 240 d. -240