Use = or ? for ? to write a true sentence.
? 
A. =
B. ?
Answer: A
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Solve the problem.Two ladders of length a lean against opposite walls of an alley with their feet touching. One ladder extends h feet up the wall and makes a 75° angle with the ground. The other ladder extends k feet up the opposite wall and makes a 45° angle with the ground. Find the width of the alley in terms of h. Assume that the ground is horizontal and perpendicular to both walls. 
A. 
h
B. h
C. 
h
D. 
h
Solve the problem.A mother with 8 children takes 4 of them at a time to the amusement park, without taking the same 4 children more than once. What is the maximum number of times each child will go to the amusement park?
A. 70 B. 210 C. 56 D. 35
Convert. Round to the nearest tenth unless otherwise indicated.The oven temperature reached 169°C. What is this temperature in degrees Fahrenheit?
A. 336.2°F B. 171.3°F C. 125.9°F D. 361.8°F
Solve the triangle. 
A. b = 6.94, A = 96.5°, C = 33.5° B. b = 5.94, A = 96.5°, C = 33.5° C. b = 6.94, A = 33.5°, C = 96.5° D. b = 7.94, A = 33.5°, C = 96.5°