area of a triangle Find the area of a triangle with two sides that measures 6 yd and 2 yd with an included angle of 10 degrees.
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Since the given angle is included, we'll apply the following formula for computing the area of a triangle:
S = 6*2*sin 10/2
We'll simplify and we'll get:
S = 6sin 10
We'll compute sin10 = 0.1736.
S = 6*0.1736
S = 1.041 yd^2
The area of the triangle is S = 1.041 yd^2.