Question

Pls help me I really don’t understand and really need help

Answer 1

it's the letter "B" 83.4

Answer 2

83.4

Explanation:

(16.2x2) +1/2x8.5x12

32.4 +1/2x8.5x12

lets spilt this up

32.4+ (1/2x8.5x12)

32.4 + 51

83.4