Answer : 12.56 inches²
Explanation :
Diameter is twice the radius.
Radius = 4 ÷ 2 = 2 inches
Area = 3.14r² = 3.14 × 2² = 12.56 inches²
A quotient means division, so you can get rid of the third and fourth choices. It says "opposite" so that means negative.
The answer is the second choice: 
answer is the square root of a tringle times 10 divided by 0 and that equals to 0 then you subtract 10 and that equals to negative 10 then you add 40 then equals to 30 so your answer is 30
Step-by-step explanation:
Make sure you match up your negative and positive so that you can get a good coordinate and pattern
