Assume that all angles are right angles. 60in,20in,20in,10in and 20 in
1 answer:
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Answer:
4 congruent triangles
Step-by-step explanation:
since there is no one of the sum of two sides is less then the third side, so it's possible to form a triangle
Use straightedge and compass, it can draw 4 triangles at a common base
