Convert as indicated. If necessary, round to the nearest tenth of a degree.49°C to degrees Fahrenheit
A. 47.2°F
B. 11.6°F
C. 120.2°F
D. 56.2°F
Answer: C
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Identify all of the symmetries in the following figure.
A. It has rotation symmetry with angles of 360° ÷ 5 = 72° and multiples of 72°. It can also be reflected across five lines through its center and retain its appearance. B. It has rotation symmetry; it can be rotated through 270° and its appearance remains the same. C. It has rotation symmetry with angles of 360° ÷ 5 = 72° and multiples of 72°. D. None of these.
Solve the problem. Express your answer as an integer or simplified fraction.
- 4 = 
- 3
A. - 14 B. - 6 C. 14 D. - 2
Provide an appropriate response.110 × 87 = 957087 × 110 = 9570This is an example of the 
.
A. commutative property of addition B. commutative property of multiplication C. associative property of addition D. associative property of multiplication
Perform the indicated operations. Write the resulting polynomial in standard form.(x - y)2
A. x2 - xy + y2 B. x2 - 2x2y2 + y2 C. x2 - 2xy + y2 D. x2 - y2