For each triangle, identify a base and a corresponding height. Use them to find the area. Show your reasoning.

In the diagram, the measure of angle 9 is 85° which angle must also measure 85°?

30 pts, will mark brainliestwhat is the period of the sinusoidal function? (picture 1)what is the minimum of the sinusoidal function? (picture2)what is the maximum of the sinusoidal function? (picture 3)

Ten times the square of a non-zero number is eqaul to ninety times the number