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Need help. Please answer question in picture.
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Need help. Please answer question in picture.

Need help. Please answer question in picture.-example-1
User Biasedbit
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2 Answers

5 votes
The answer is 2.25...
User Kyna
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7.9k points
3 votes
A = 1/2(b X h)
20.025 = 1/2(8.9 X u)
20.025*2/1= 1/2 * 2/1(8.9 x u)
40.05 =8.9u
40.05/8.9 = 8.9u/8.9
u = 4.50

Check
A = 1/2(b X h)
A = 1/2(8.9 X 4.5)
A = 1/2(40.05)
A = 20.025 in²
User Ny Regency
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8.6k points
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