If A denotes the area of the sector of a circle of radius r formed by the central angle ?, find the missing quantity. If necessary, round the answer to two decimal places.r = 10 inches, ? = 2 radians, A = ?
A. 10 in2
B. 200 in2
C. 20 in2
D. 100 in2
Answer: D
Mathematics
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Add like terms, if possible, and write the result in descending powers of the variable.8a8 - 8a8 + 14a5 + 7a8 - 10a5
A. 11a8 B. 7a8 + 4a5 C. 11a13 D. Cannot be simplified
Mathematics
Solve for x.4-2x + 6 = 1
A. x = -3 B. x = 0.25 C. x = 5 D. x = 3
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Provide an appropriate response.Explain the relationship that exists between the slopes of lines that are perpendicular.
What will be an ideal response?
Mathematics