jeonnette
jeonnette
29-09-2017
Mathematics
contestada
find the perimeter of the triangle
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ruhibreddy
ruhibreddy
29-09-2017
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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ameenak246
ameenak246
29-09-2017
I think the answer is 29.
Good luck in your math homework:)
Answer Link
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