Convert the angle in radians to degrees. Express the answer in decimal form, rounded to two decimal places.
A. 128.12°
B. 0.04°
C. 128.49°
D. -0.1°
Answer: A
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Solve.One piece of lumber is 77 inches long, while another is only 47 inches long. What is the difference between these two lengths?
A. 124 in. B. 30 in. C. 20 in. D. 114 in.
Provide an appropriate response.Solve the equation involving a square: x2 = 25
A. x = ±12.5 B. x = ±5 C. x = 5 D. x = 12.5
Translate the situation into mathematical language. You need not actually solve the problem.A piece of wire 46 feet long is to be cut into three pieces, the second piece 4 times as long as the first, and the third piece 4 times as long as the first. How should the wire be cut?
A. Let m be the length of the first piece of wire; m(4)(4) = 46 B. Let m be the length of the first piece of wire; m + 4m + 4m = 46 C. Let m be the length of the first piece of wire; 4m + 4m = 46 D. Let m be the length of the first piece of wire; m(4m)(4m) = 46
Change the word statement to an equation. Use x as the variable.When 2 times a number is subtracted from 7 times the number, the result is 35.
A. 2(x - 7) = 35x B. 2x + 7x = 35 C. 7x - 2x = 35 D. 2x(7 - x) = 35