Use the appropriate formula to solve the problem.The perimeter of a rectangle is 32 cm. One side is 8 cm longer than the other side. Find the lengths of the sides.
A. 8 cm, 16 cm
B. 4 cm, 8 cm
C. 4 cm, 12 cm
D. 7 cm, 15 cm
Answer: C
Mathematics
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Solve.y2 = 7
A. 
B. ±
C. 3.5
D. 49
Mathematics
Solve the problem.A painter needs to cover a triangular region 65 meters by 66 meters by 71 meters. A can of paint covers 70 square meters. How many cans will be needed?
A. 14 cans B. 28 cans C. 318 cans D. 3 cans
Mathematics
Provide an appropriate response.When using sum-of-the-years-digits method, the first year's depreciation should be the:
A. smallest B. same as any other year C. largest D. cost times a fraction
Mathematics
Identify the equation without applying a rotation of axes.10x2 + 9xy + 4y2 - 2x + 4y + 9 = 0
A. ellipse B. parabola C. hyperbola D. not a conic
Mathematics