Can someone help me, I don't understand this. There are 3 parts to this question. Part A, Part B, and Part C.
Ken wants to make a triangular sunshade to cover his deck. The shade is made of two identical right triangles. Based on this, Answer Parts A, B, and C below.

Part A:
What is the height of the triangular shade? Round your answer to the nearest foot.

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Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

Negative 5 1/12 + negative 4 1/4 + 6 3/4

When are triangles considered similar? a. corresponding angles are equal andcorresponding sides are proportionalb. corresponding angles are proportional andcorresponding sides are equalc. corresponding angles are equal orcorresponding sides are proportionald. corresponding angles are proportional orcorresponding sides are equal select the best answer from the choices providedmark this and retumsave and exitnext