What shows a perfect square trinomial?
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Check the picture below.
now, the midsegment of a triangle, besides being half the base, we have to bear in mind that is a "mid" segment, is a segment that lies half-way along the segments it touches.
so for the triangle above, well, the midsegment DE is cutting the segment BC it two equal halves, BE and EC, that means that .
The area is 21
The area of a triangle is base*hight/2
Take the area of each triangle and divide them. Hope this helped!
The area of a triangle is base*hight/2
Take the area of each triangle and divide them. Hope this helped!