Please complete the chart if needed. Will make brainliest!

2+3=5

4+5=9

2+1=3

2+5=7

an even number plus an odd number will be a an odd number because your always going to have an unequal amount when using an odd number and a even number

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.