In triangle ABC, side AB is 12dm and height CK is 18dm, find the area of triangle ABC.
February 19, 2021 | education
| triangle ABC, СK – height, AB – base, AB = 12 dm, СK = 18 dm.
Find: the area of the triangle.
Solution: use the formula for the area of a triangle
S = 1/2 * a * h; a = AB, h = CK
S = 1/2 * 12 * 18 = 108 dm2
Answer: the area of the triangle = 108 dm2
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