Can u pls help me with this question sry

Qrst is a parallelogram. determine the measure of ∠q pls

What is the perimeter of an isosceles triangle with each leg measuring 2x+3 and the base measuring 6x-2?

Andy wants to find the distance d across a river. he located points as shown in the figure, then use similar triangles to find that d = 223.5 feet. how can you tell without calculating that he must be wrong? tell what you think he did wrong and correct his error. round your answer to the nearest tenth if necessary. andy must have used the wrong . the distance d is actually feet.