Question

If a right angle triangle has a hypotenuse of length 15 units and a leg of

length 9 units, what would be the length of the other leg?

A 13 units

B 15 units

C 14 units

D 12 units

Answer 1

I think B but i’m not sure

Answer 2

Use pythagoras theorem

a2+b2=c2

c2-b2=a2

15^2-9^2=a^2

a^2= 144

a= 144 square root

a=12 units