Answer:
7) 42 cm^3
8) 96 cm^3
Explanation:
(Area) Triangle Formula: 1/2(b)(h)
7)
V = 7{1/2(4)(3)}
V = 7{2(3)}
V = 7(6)
V = 42 cm^3
8)
1/2(4)(3)
2(3)
6 (Surface Area of 1 Triangle)
SA = 6(2)+5(7)+3(7)+4(7)
SA = 12+35+21+28
SA = 47+49
SA = 96 cm^3
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