The equation is actually
circle area = PI * radius^2
radius = square root (area / PI)
It would be x-2 because you combine like terms
1) Dimensions of rectangle are 14 and 7. Perimeter is:
2*(14+7) = 42.
2)Let the number of students who chose Tiger be x.
Number of students who chose Bulldog is 4*x.
Number of students who chose Lion is 2*x.
7x = 273 -> x=273/7=39.
Answer is 2*x=78.
3) The answer is B).
A and C aren't answers because they start with positive and end with negative numbers and D isn't answer because -6 1/4 is greater than -6,53.
Answer:
y = 10-2x
Step-by-step explanation:
2x+y=10
y=10-2x
Answer: D
Step-by-step explanation: To solve the inequality, subtract 8 from 19 to get h 
is less than 11. The only answer that is less than 11 is D.
