A glass triangular prism for a telescope is 5.5 inches long. Each side of the prism's triangular bases is 4 inches long and 3 in ches high. How much glass covers the surface of the prism? The answer choices are: 75, 76, 77, and 78. This is due tomorrow morning, please help
1 answer:
Answer:
78 square inches
Step-by-step explanation:
It is given that the length of the glass triangular prism for a telescope=5.5 inches, sides of the triangular prism = 4 inches and height =3 inches.
Thus, Surface area of the triangular prism = where H is the length of the triangular prism.
SA=
=
=78 square inches.
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