Arate of 90 kilograms per hour is approximately how many miles per hour? round to the nearest whole number.

Which statement best describes the polynomial

The pyramid shown has a square base that is 24 centimeters on each side. the slant height is 16 centimeters. what is the lateral surface area?

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).