Q 7: If a tetrahedron has a base of 8 in. and a height of 7.5 in., what would be the surface area of one of its sides? (hint: A= b X H divide by 2) 200 square inches 60 square inches 140 square inches 30 square inches
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Q 8: In a circular piece of land, there are 8 trees equally spaced at 4 units, find the radius. Answer:
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