Classify the angle as acute, right, obtuse, or straight.
A. Straight
B. Obtuse
C. Acute
D. Right
Answer: C
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Find the value of the indicated variable for the values given.C = 2?r; determine r when C = 37.68 and ? = 3.14
A. 236.63 B. 6 C. 12 D. 40.82
Solve the problem.A bag contains 5 apples and 3 oranges. If you select 4 pieces of fruit without looking, how many ways can you get 4 oranges?
A. 0 B. 8 C. 5 D. 15
Solve the problem. Round your answer to two decimal places.The area of a circle varies directly as the square of the radius of the circle. If a circle with a radius of 5 inches has an area of 78.5 square inches, what is the area of a circle with a radius of 8 inches?
A. 203.36 in2 B. 25.12 in2 C. 200.96 in2 D. 50.24 in2
Sketch the graph of the equation. Identify the vertex and the intercepts.y = -x2 + 2x + 8
A. Vertex: (1, - 9);
x-intercepts: (-2, 0) and (4, 0);
y-intercept: (0, -8)
B. Vertex: (- 1, 9);
x-intercepts: (-4, 0) and (2, 0);
y-intercept: (0, 8)
C. Vertex: (1, 9);
x-intercepts: (-2, 0) and (4, 0);
y-intercept: (0, 8)
D. Vertex: (1, 9);
x-intercepts: (-4, 0) and (2, 0);
y-intercept: (0, 8)