Mathematics, 25.08.2019 07:50 jet0120996

Plz me .. i am really ! part of the set for a play is a big triangular piece of plywood. the area of the triangle is 20 square feet. the base is 3 feet longer than the height. what is the height of the triangle? round your answer to the nearest tenth of a foot. s
f. 3 feet
g. 3.2 feet
h. 3.9 feet
j. 5 feet

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Plz me .. i am really ! part of the set for a play is a big triangular piece of plywood. the area...