Solve the proportion using number sense.
2/8=x/48

A. 6
B. 12
C. 16
D. 8

the answer is B.12

Explanation: 2/8 × 48/48 = 12/48

12/48 × 8/8

12/8 multiple them my 48 both number by 48 12×48 and 8×48

=96/384

12/48 also multiple it by 8

12/48×8 =96/384

so the answer 12 is correct

4sqrt5

step-by-step explanation:

the base has dimensions of 8 x 4, so the diagonal is 64 + 16 square rooted or 4sqrt5.

were is the equation