(4x + 5)
Quadrilateral ABCD is inscribed in a
circle.
What is the measure of angle A?
(x + 15)
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Can (3,5 and square root 34) be sides on a right triangle?

An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.