An experimental balloon is to have a diameter of 5.68 m. How much material is needed for this balloon?
?
A. 143 m 2
B. 23.0 m 2
C. 101 m 2
D. 25.3 m 2
E. 71.4 m 2
Answer: C
Mathematics
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Factor the GCF out of the given expression.x(4x + 5) - 5(4x + 5)
A. (x + 5)(4x - 5) B. (x - 5)(4x + 5) C. (x - 5)(4x - 5) D. (x + 5)(4x + 5)
Mathematics
Solve the problem.Two cars leave an intersection. One car travels north; the other east. When the car traveling north had gone 9 mi, the distance between the cars was 3 mi more than the distance traveled by the car heading east. How far had the eastbound car traveled?
A. 12 mi B. 9 mi C. 18 mi D. 15 mi
Mathematics
Provide an appropriate response.Write a step-by-step explanation of how you would solve the equation 
for b.
What will be an ideal response?
Mathematics
Identify as an equation or an expression.
= 
- 5
A. Equation B. Expression
Mathematics