Помогите!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Question

Помогите!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

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Answer 1

S=1/2(a+b)*h

72=1/2(9,4+14,6)*h

72 / 1/2(9,4+14,6)=h

72 / 1/2(9,4+14/6)=6

h=6