Complete the square to write the equation in the form 
+ 
= 1 or 
+ 
= 1.9x2 + 25y2 - 36x - 150y + 36 = 0
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: C
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Solve. Write the answer as a mixed number in simplest form.A wall in Alex and Carla Dinu's garden is to be built using brick that is 2
inches wide and a mortar joint that is 
inch wide. Use the diagram to find the height of the wall.
A. 13
in.
B. 14
in.
C. 14
in.
D. 13
in.
Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.sin ? = - 
, 
< ? < 2?Find sin 
.
A. - 
B. 
C. - 
D. - 
Solve the problem.A ladder is resting against a wall. The top of the ladder touches the wall at a height of 12 ft. Find the length of the ladder if the length is 4 ft more than its distance from the wall.
A. 12 ft B. 16 ft C. 24 ft D. 20 ft
Solve the problem.A shoe company will make a new type of shoe. The fixed cost for the production will be $24,000. The variable cost will be $34 per pair of shoes. The shoes will sell for $110 for each pair. How many pairs of shoes will have to be sold for the company to break even on this new line of shoes?
A. 76 pairs B. 316 pairs C. 706 pairs D. 219 pairs