Question

Please help ...



A triangle has side lengths 10, 15, and 7. Is the triangle obtuse, acute, or right ? Explain.

Answer 1

http://www.wolframalpha.com/input/?i=triangle+10%2C15%2C7

Answer 2

how would i explain that

Answer 3

use the pythagoras a^2+b^2=c^2 If they coincide, and relate, the triangle is a right angle.

Answer 4

if not in order for them to be acute the hypotenuse of a right angle triangle is longer than your given hypotenuse which is 15 it is acute

Answer 5

Ohh ok thank you !