A rectangular stained glass window is made up of identical triangular parts as pictured below.

24 triangles are connected to have a height of 36 inches and a width of 48 inches. Every 2 triangles combine to form a rectangle.

What is the area of the shaded triangular section?

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Ответ:

sha712

21.01.2020

Mathematics

Step-by-step explanation:

Given is a right triangle with vertices as P, Q and R

PQ=10

x and y are two angles which are complementary

sin x = 6/10 =0.6

sin y = 8/10=0.8

cos x= 6/10=0.6

cos y = 8/10 =0.8

sin x=cosy and cos x = siny

This is the relation between two complementary angles

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A rectangular stained glass window is made up of identical triangular parts as pictured below. 24 triangles are connected to have a height of 36 inches and a width of 48 inches. Every 2 triangles combine to form a rectangle. What is the area of the shaded triangular section?