Answer:
Answer:-4e-9

Start by combining like terms. I put like terms in parentheses so you can see them, but they are not needed.


That's it.
Answer:
100
Step-by-step explanation:
300 + 300 = 600
600 - 500 = 100
Answer:
2 (just look at the graphs height)
Answer:
49π cm²
Step-by-step explanation:
The area (A) of a circle is calculated as
A = πr² ( r is the radius )
Here diameter = 14, so r = 14 ÷ 2 = 7, then
A = π × 7² = 49π cm²