hey sorry no one got to your question..
Surface Areas of Pyramids and Cones Quiz:connexus
1)A, 24
2)B, pentagon
3)A, 76m^2, 244m^2
4)B, 671m^2, 725m^2
5)B, 144pi in^2
6)A, 72 ft^2
7)C,650m^2
8)C, 6.9MM
9)D, 19m
10)A, 10cm
just took the quiz so they should all be correct, hope this helps XD