# 50808 180 days of math for fifth grade worksheet 142

im pretty sure it would be 5 am, hope that , and give brainliest and guys if this is right then press the button and give 5 stars

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.