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Earn +20 ptsQ: How many triangles does it take to make a undecagon?
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How many triangles does it take to make a decagon?
10 triangles
Can you make a trapezoid with triangles?
Yes, you can but it take 3 triangles.
How many triagles would it take to make a parallelogram?
It needs only 2 triangles to construct a parallelogram
How many triangle doese it take to make a rhombus?
2 triangles make up a rhombus which has 4 interior angles adding to 360 degrees and a triangles has 3 interior angles add up to 180 degrees. Therefore: 360/180 = 2 triangles
How do you make three triangles with nine matches?
take three match for each triangle
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