Use a formula to solve the problem.A pie-shaped (triangular) lake-front lot has a perimeter of 1600 feet. One side is 100 feet longer than the shortest side, while the third side is 300 feet longer than the shortest side. Find the lengths of all three sides.
A. 400 ft, 500 ft, 700 ft
B. 500 ft, 500 ft, 500 ft
C. 100 ft, 200 ft, 300 ft
D. 500 ft, 600 ft, 800 ft
Answer: A
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Solve the problem by applying the Fundamental Counting Principle.A person can order a new car with a choice of 7 possible colors, with or without air conditioning, with or without heated seats, with or without anti-lock brakes, with or without power windows, and with or without a CD player. In how many different ways can a new car be ordered in terms of these options?
A. 224 B. 112 C. 14 D. 448
Solve the problem.A life insurance company uses the following rate table for annual premiums for women for term life insurance. Use a graphing utility to fit an exponential function to the data. Predict the annual premium for a woman aged 70 years.
A. y = 6.367e0.068x, $743 B. y = 0.0000398x4.06, $1233 C. y = -9306.4 + 2516.3 ln (x), $1723 D. y = 8.94e0.068x, $1044
Solve the problem by estimating.Linda scored 82, 85, 60, 98, 84, and 100 on her calculus tests. Round each score to the nearest ten to estimate her total score.
A. 490 B. 500 C. 520 D. 510
Provide an appropriate response.In the ellipse 
+ 
= 1, what is the equation of the horizontal axis of symmetry? The vertical axis of symmetry?
A. Horizontal: y = 6; Vertical: x = -3 B. Horizontal: y = 3; Vertical: x = 6 C. Horizontal: y = 3; Vertical: x = -6 D. Horizontal: y = -3; Vertical: x = 6