In △PQS, m∠Q=22°, m∠S=65°, and s=176. Identify q ​rounded to the nearest tenth

Given abcd ac=38 and ae=3x+4 find the value of x

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

Which equation is represented by the graph below?