Answer:
91.6
Step-by-step explanation:
The formula to find the area of a circle is A=πr^2. we are given the radius so if we plug it in and use 3.14 for pi we get. 3.14*5.4mi^2. This equals 91.5624 mi, rounded to the nearest tenth it is 91.6 mi.
Answer:
13a + 6b
Step-by-step explanation:
you have to add like terms, you add the a's plus the b's, but you cant solve for a or b so the answer stays as an equation.
I think it's c I'm not too sure