Answers

2014-01-15T23:07:08+08:00
Given:
let x = base
height=\frac{4}{7} x
P = 330

Solution:
P = 330 = 2(\frac{4}{7} x ) + 2x
multiplying both sides by 7 you get,
2310 = 8x + 14x
22x = 2310
x = 105

height=\frac{4}{7} (105)
height = 60


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