Solve the problem.A ladder x feet long leans against a house and makes an angle ? with the horizontal. The base of the ladder is 8 feet from the house. Then 
Use a reciprocal identity to rewrite this formula.
A. 8 sec ?
B. 
C. 8 sin ?
D. 
Answer: A
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Solve the equation.
= 
+ 
A. {- 
}
B. {3}
C. 
D. {-3}
Provide missing statements and missing reasons for the proof of this theorem.“In a kite, one pair of opposite angles are congruent.”Given: Kite ABCD with 
and 
Prove: 
S1. R1.S2. Draw 
R2.S3. 
R3.S4. R4. SSSS5. R5.
What will be an ideal response?
If possible, solve the system of equations. Use any method. If there is not a unique solution to a system, say why.2x - 5y = 76x - 15y = 28
A. No solution; inconsistent system of equations
B. (7, 28)
C. 
D. Infinite number of solutions; dependent equations
For the given angle of rotation and coordinates of a point in the xy-coordinate system, find the coordinates of the point in the x'y'-coordinate system.? = 60°, (-5
, 0)
A. 
B. 
C. 
D. 