Solve the system using the substitution method. If the system has no solution or an infinite number of solutions, state this.
= 59x = 10 + 15y
A. 
B. Infinite number of solutions
C. 
D. No solution
Answer: C
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Match the equation with the surface it defines.
- 
= 
A. Figure 4 B. Figure 3 C. Figure 1 D. Figure 2
is not a right triangle. If m
= 72°, m
= 38°, AB = 12.4, and BC = 19.2, find the length of 
correct to the nearest whole unit.[Hint: Consider altitude 
.]
What will be an ideal response?
Solve.Two cars leave a parking lot and travel in opposite directions. One travels at 10 miles per hour and the other travels at 7 miles per hour. In how many hours will the two cars be 68 miles apart?
A. 12 hr. B. 8 hr. C. 9 hr. D. 4 hr.
Using a dot product, calculate the work done in the given situation.A person weighing 171 pounds walks 6 feet up a ramp inclined at 25°.
A. 1026 ft-lb B. 433.6 ft-lb C. 929.9 ft-lb D. No work is done