Find the missing angle measure.
A. 23°
B. 67°
C. 113°
D. 46°
Answer: B
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Find the area of the parallelogram with vertices P1, P2, P3, and P4.P1 = (7, -5, 5), P2 = (-8, 2, -7), 
, 
A. 
B. 
C. 
D. 
Make a scatterplot of the relation after determining an appropriate viewing rectangle.{(-3, -2), (-1, 3), (1, -1), (3, 2)}
A. [-8, 8, 2] by [-8, 8, 2]
B. [-4, 4, 1] by [-4, 4, 1]
C. [-4, 4, 1] by [-4, 4, 1]
D. [-8, 8, 2] by [-8, 8, 2]
Simplify.
A. 
B. 
C. 
D. 
Solve the problem.The minimum length L of a highway sag curve can be computed by 
where ?1 is the downhill grade in degrees (?1< 0°), ?2 is the uphill grade in degrees (?2> 0°), S is the safe stopping distance for a given speed limit, h is the height of the headlights, and ? is the alignment of the headlights in degrees. Compute L for a 55-mph speed limit, where 
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and 
Round your answer to the nearest foot.
A. 597 ft
B. 565 ft
C. 551 ft
D. 581 ft