Well first you add them together so 72+80=152 and then you devide by two which would make the average grade 76. hope this helps:)
Answer:I believe it's 30.
Step-by-step explanation: 12*5=60 For a triangle you divide by two when you find the product. So
60/2=30 .
Answer:
Step-by-step explanation:
We are given the following in the question:
We have to find the derivative of the given expression.
A example of a Proper fraction is D =3/4