soccerknight8 soccerknight8

26-03-2019
Mathematics

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A tetrahedron is a triangular pyramid whose four faces are identical equilateral triangles. The total lateral surface area is 93 square centimeters. Find the surface area of the tetrahedron. Answer quick plz!!

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MrSmoot MrSmoot

26-03-2019

Answer:

SA = 124 cm²

Step-by-step explanation:

The lateral surface area is the area of all sides besides that base, so 93 cm² is the sum of 3 sides of the tetrahedron.

93/3 = 31 cm² per side, there are 4 sides, so 31(4) = 123 cm² is the total surface area

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