Look at the patters . determine if each statement is true or false. 0,9,18,27,36,45.

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.

Cd is the perpendicular bisector of both xy and st, and cy=20. find xy.

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