Multiply each of the following. be sure all answers are written in lowest terms.

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

What is the length of the midsegment of a trapezoid with bases of length 15 and 25 ?

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations