mannyx
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Find the total surface area of this triangular prism base=5cm 9cm line in the middle 12cm width=20cm 2 lengths on triangle 13cm and 15cm
please help I have 5 mins left on this question
help plz
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KAF128___
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(Original post by mannyx)
Find the total surface area of this triangular prism base=5cm 9cm line in the middle 12cm width=20cm 2 lengths on triangle 13cm and 15cm
please help I have 5 mins left on this question
help plz
Sorry, I'm not clear what this looks like. A triangular prism's surface area should be the sum of the two triangles (1/2 x base x height in each case) and the three other rectangular faces (LxB in each case)
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