60.9k views
24 votes
The side lengths of four triangles are listed below. Determine whether each triangle is a right triangle Choose Yes or No for each set of side lengths.

a. 4,5,6 Yes No
b. 5, 12, 13 Yes No
C. 8, 15, 17 Yes No
d. 10, 15, 20 Yes No​

User Cassi
by
5.7k points

2 Answers

7 votes
In order to determine if it’s a right triangle, use the following formula:

c2= a2 + b2

A. 16 + 25 = 36 NO.
B. 25 + 144 = 169 YES.
C. 64 + 225 = 289 YES.
D. 100 + 225 = 400 NO.

You basically multiply each number by itself and then;
Add a2 + b2.
If the sum matches c2,
Then it is a right triangle!
User Luca Sepe
by
5.1k points
3 votes

Answer:

yes, yes, no, no

Explanation:

User Dbagnara
by
4.9k points