If six less than two-third of a number is 42, then the number is 72.

True
False

True

Step-by-step explanation:

2/3 of 72 in 48 and then subtract 6 and you get 42

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True

Step-by-step explanation:

two thirds of 72 is48 and 48 subtract 6 is 42

38 square feet

Step-by-step explanation:

Triangle 1: area = bh / 2 -> 3x4 / 2 = 6 square feet

Triangle 2: area = 4x4 / 2 = 8 square feet

Rectangle: area = 8x3 = 24 square feet

6 + 8 + 24 = 38 square feet