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solong [7]
3 years ago
8

The shorter leg of a 30°-60°-90° triangle is 7.4 meters long. Find the perimeter.

Mathematics
1 answer:
umka21 [38]3 years ago
4 0
The ratio of the sides of a 30 60 90 triangle are 1 : sq root (3) : 2
So the sides are
7.4
7.4 * sq root (3) = <span> <span> <span> 12.82
7.4 * 2 = 14.8

Perimeter = 7.4 + 12.82 + 14.8
</span></span></span><span><span>Perimeter </span>= 35.02
</span>
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