Write as a percent. 1.33
A. 1830%
B. 1330%
C. 233%
D. 133%
Answer: D
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Evaluate.
A. 42 B. 21 C. 6 D. 3
Leo Moser studied the effect that two face-to-face panes of glass have on light reflected through the panes. If a ray is not reflected, it has just one path through the glass. If it has one reflection, it can be reflected two ways. For two reflections, it can be reflected three ways. Make a conjecture about the number of paths for n reflections.
A. 1, 2, 3, 5, 7,.... B. 1, 2, 3, 4, 7,.... C. 1, 2, 3, 4, 5,.... D. 1, 2, 3, 5, 8,.... E. 1, 2, 3, 6, 12,....
Solve the problem.A twenty-five foot ladder just reaches the top of a house and forms an angle of 41.5° with the wall of the house. How tall is the house? Round your answer to the nearest 0.1 foot.
A. 18.7 ft B. 19 ft C. 18.8 ft D. 18.6 ft
Find the perimeter.
A. 127 m B. 110 m C. 158 m D. 79 m