Question

Which of the following are right triangles? Check all that apply.

A. A triangle with side lengths 6 inches, 8 inches, 10 inches
B. A triangle with side lengths 8, 15, 17
C. A triangle with side lengths 5, 12, 13
D. A triangle with side lengths 4, 5, 6

Please explain answer. Is there a way to solve this or ratios to remember?

Thank you!

Answer 1

according to the definition of Right triangle
''sum of two sides equal to the other one side''
okay ?

Answer 2

they are all right triangles
i will do only one
then u will do one by one as i do

Answer 3

now apply Pythagoras theorem that is
(hypotenuse)^2 = ( perpendicular)^2 +(base)^2

(6)^2 = (5)^2 + (4)^2
36 =25 +16
36 =36
according to the definition it is right triangle
okay
now do the remaining questions like this