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3 years ago

7

36.

1 answer:

Burka [1]3 years ago

5 0

Area 1st rectangle = 10 * 7 = 70 cm^2
length of 2nd rectangle is 2*7 = 14 cm

Area 2nd = 10 * 14 = 140 cm^2

140/70 = 2

The 2nd triangle was twice as big as the 1st. Answer A

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