Question

Find the volume.

A. 72 mi³ B. 75 mi³ C. 36 mi³ D. 104 mi³

Answer 1

A.72

Explanation:

V=1

4h﹣a4+2(ab)2+2(ac)2﹣b4+2(bc)2﹣c4

V=1

4h﹣a4+2(ab)2+2(ac)2﹣b4+2(bc)2﹣c4=1

4·3·﹣64+2·(6·8)2+2·(6·10)2﹣84+2·(8·10)2﹣104=72