Step-by-step explanation:
1.Draw a triangle
2. Measure one of the sides of the triangle
3. Place a point at the midpoint of one of the sides of the triangle.
4. Draw a line segment from the midpoint to the opposite vertex. The segment you just created is called a median.
5. Repeat steps 2-4 for the remaining two sides of the triangle.
8pi
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I hope this helps you
2.5.9+2.5.7+2.7.9
90+70+126
286
Set a proportion. They are similar triangles.