Question

Which set of numbers could represent the lengths of the sides of a right triangle? Answer

3, 6, 9

4, 8, 12

3, 4, 5

3, 5, 8

Answer 1

right angle triangle means one angle of 90 degree or follow the Pythagoras theorm so use law of cosine to solve.

Answer 2

im still really confused

Answer 3

3,4,5 are the sides of triangle

Answer 4

@best.shakir why do you post answers only?

Answer 5

3x+4x+5x=180
12x=180
x=180/12=15

Answer 6

3*15+4*15+5*15=180