Hi guys I need help ASAP, I have tried every thing I know about math and I cant figure any of them out. Thank you...

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1. Use a formula to find the surface area of the square pyramid. (H.6ft.)(W.3ft.)(L.3ft.)

A. 45 ft
B. 81 ft***
C. 36 ft
D. 72 ft
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2. Find the lateral area of the pyramid to the nearest whole unit. (H.22)(W.8)(L.8)

A. 176 m
B. 352 m
C. 704 m
D. 416 m***
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3. Find the surface area of the cone to the nearest whole unit. (H.7in)(D.8in)

A. 226 in
B. 88 in
C. 377 in
D. 138 in***
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4. Find the lateral area of the cone. Use 3.14 for pi and round to the nearest whole unit. (R.15cm)(H. 7 in)

A. 1,319 cm
B. 2,639 cm***
C. 707 cm
D. 2,026 cm
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Thank You anyone who helps.