There are several standard right triangles with integer sides. It will help a lot if you just learn them -- they turn up often in problems, and it's nice not to have to do the calculations every time.
3-4-5
5-12-13
8-15-17
7-24-25
and multiples of those values
The hypotenuse (side C) of a triangle is 13 inches long. Which of the following pairs of measurements could be correct for the lengths of the other two sides of the triangle? (Note: N + 82 =C2)
A. 2.5 inches,4 inches
B. 2.5 inches, 6 inches
C.5inches, 8inches
D.5inches, 12inches
6 answers
Thank you!
5 inches, 12 inches
D. 5 inches, 12 inches
5-12-13
Pls how do you find sides of an angle with a given hypotenuse & unknown sides?
Pls how do you find sides of an angle with a given hypotenuse & unknown sides?
a^2 + b^2 = c^2
5^2 + 12^2= 13^2
25+144=169
169=169
5-12-13
5^2 + 12^2= 13^2
25+144=169
169=169
5-12-13
2 answers