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14-12-2020
Mathematics

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The surface area of the triangular prism pictured below is 204 square centimeters. What is the height of the prism?

The surface area of the triangular prism pictured below is 204 square centimeters What is the height of the prism class=

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14-12-2020

Answer:

height x=21.5cm

Step-by-step explanation:

Surface area = 2+ area of triangles + area of the 3 rectangles

SA = 204

204 = 4*3 + x*5 + 5*4 + x*3

204 = 12 +20 +8x

204 -12-20 = 8x

172/8 = x

21.5 = x

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