How do you find the area of a triangle with sides 8, 15, and 17?
1 Answer
Jun 15, 2015
Find area of triangle ABC
Explanation:
Use the trig identity: a^2 = b^2 + c^2 - 2bc cos A
Because: 17^2 = 289 = 64 + 225 = 289, therefor, the triangle is a right triangle with A = 90 deg.
The triangle area :