I’m not sure how your class works, but usually if they are circled it means you only have to do the circled ones. GCF always stands for greatest common factor
4p+9-7p+2=
group like terms
4p-7p+9+2
addd like terms
-3p+11
that is simplified form
Answer: 6 miles
Step-by-step explanation:
The diameter is 2x the radius
2 x 3 = 6
I believe the answer is A. 20, 30, 40 is NOT a pythagorean triple.