Question

4. Sides of a triangle are 9cm, l2cm and 15 cm respectively. Determine whether it is a right angle or not..​

Answer 1

Answer:

yes it is a right angle triangle

Step-by-step explanation:

according to the Pythagoras theorm

in a right angle triangle abc

9^2+12^2=15^2

81+144=225

225=225

so it is a right angle triangle

Answer 2

Answer:

YES, it is a right angle triangle

Step-by-step explanation:

15^2 = 225 (hypotenuse)

12^2 = 144

9^2 = 81

144 + 81 = 225   (it is equal to the hypotenuse)

So...

Therefore, it is a right angle.

Hope it helped...