marking serious answers brainliest. The figure shown is a square with a triangular hole cut into one side. The ratio of the heig
ht h of the triangle to a side length of the square is 9 to 10. The ratio of the base b of the triangle to the side length of the square is 1 to 2. If the area of the square is 100 square inches, what is the area of the shaded part of the square?
1 answer:
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Answer:
The surface area of the composite figure is
Step-by-step explanation:
we know that
The surface area of the composite figure is equal to the surface area of the rectangular prism of the bottom plus the lateral area o the rectangular prism of the top
so
Step 1
Find the surface area of the rectangular prism of the bottom
The surface area is equal to
Find the area of the base B
substitute
Step 2
Find the lateral area of the rectangular prism of the top
The lateral area is equal to
substitute
Step 3
Find the surface area of the composite figure