Can anyone pls help me in dis

10.6 cm to the nearest tenth.

Step-by-step explanation:

If we let one side = x. So as each side of a square are equal, and using Pythagoras we have:

x^2 + x^2 = 15^2

2x^2 = 225

x^2 = 112.5

x = √112.5

x = 10.61.

i believe the answer is letter c) 8

step-by-step explanation:

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value