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steposvetlana [31]
3 years ago
6

Find the perimeter of the triangle

Mathematics
2 answers:
BARSIC [14]3 years ago
5 0
I think the answer is 29. 
Good luck in your math homework:)



vredina [299]3 years ago
4 0
We can find the area of the big triangle, and subtract it from the small 4 x 2 triangle.

bh/2
3*8/2
12

bh/2 
2*4/4
4

12 - 8
4 unit²

To find the perimeter:
a² + b² = c²
9 + 64 = c²
73 = c²
√73 = c

√73 + 3 + 8 + 2  + 4
√73 + 17


Hope this helps!
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