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3 years ago

8

Use front-end estimation to estimate the sum 56.7+23.44

1 answer:

kherson [118]3 years ago

6 0

Answer:

80.14

Step-by-step explanation:

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He length of a rectangle is three times its width. The perimeter of the rectangle is at most 112 cm.

g100num [7]

The equation relating length to width
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When you plug in what L equals in the first equation into the second equation, you get
3W * W <= 112
evaluate
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3W <= $4 \sqrt{7}$
W <= $\frac{4 \sqrt{7} }{3}$ cm

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