Question 776356: Find the area of an isosceles triangle each of whose equal sides measures 13cm and whose base measures 20cm. Answer by wilft1(217) (Show Source):
You can put this solution on YOUR website! easiest way to find the area of a triangle is to turn it into a square then divide by two...
sooo.... base is 20 cm, the equal sides are 13 cm, soooooo
20 x 13 then divide by 2 = 130 sq/cm