Multiply.4
(
+ 
)
A. 4
+ 7
B. 4
+ 7
C. 4
+ 28
D. 28
+ 28
Answer: C
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Raise the fraction to the indicated power.
4
A. 
B. 1
C. 266
D. 
Solve the right triangle.B = 22.1°, c = 4.0 mm, C = 90°Round values to one decimal place.
A. a = 3.7 mm, A = 67.9°, b = 2.9 mm B. a = 2.9 mm, A = 67.9°, b = 2.8 mm C. a = 1.5 mm, A = 67.9°, b = 3.7 mm D. a = 3.7 mm, A = 67.9°, b = 1.5 mm
Solve the application problem.The floor of a rectangular storage room is divided into two right triangles by drawing a diagonal. One leg of the resulting triangle, the width of the room, is 
less than two times the other leg, the length of the room. The hypotenuse is 
Find the length and the width of the room.
A. length: 9 ft width: 12 ft B. length: 12 ft width: 18 ft C. length: 9 ft width: 24 ft D. length: 9 ft width: 3 ft
The ? shape in the figure below is shown using 9 pixels in a 3 × 3 grid. The color levels are given to the right of the figure. Use the matrix 
that represents a digital photograph of the ? shape to solve the problem.
Adjust the contrast by changing the black to dark grey and the light grey to white. Use matrix addition to accomplish this.
A. 
+ 
= 
B. 
+ 
= 
C. 
+ 
= 
D. 
+ 
= 