1.a. Variable/s: 1.b. Constant:
1.c. Number of Terms:
1.d. Degree:
1.e. Numerical Coefficient:
1.f. Literal Coefficient:​

4.6875 pounds

step-by-step explanation:

i think asking google will you get the answer to that question

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.