Math help please show work

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asked Feb 21, 2022 76.4k views

5 votes

Math help please show work

Mathematics
high-school

Wey Shi asked

by Wey Shi

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2 Answers

4 votes

Answer:

a = 7 in

Explanation:

$Area = (a+b)/(2) * h\\\\26.25 = (a + 10.5)/(2) * 3\\\\26.25 * 2 = (a+ 10.5) * 3\\\\52.5 = (A + 10.5) * 3\\\\(52.5)/(3) = a + 10.5\\\\17.5 = a + 10.5\\\\a = 17.5 - 10.5 = 7$

Nedned answered Feb 22, 2022

by Nedned

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4 votes

Answer:

7 in

Explanation:

PufAmuf answered Feb 27, 2022

by PufAmuf

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