А) The surface area of a sphere is a sq. cm. If its radius is doubled, by how much does
its surface area increase?

In trapezoid efgh, m∠gfe=63∘. identify m∠ghe. !

Brent wants to know what is 5 x 1/2

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.