Identify the equation as a parabola, circle, ellipse, or hyperbola.x2 + y2 = 25
A. Hyperbola
B. Parabola
C. Circle
D. Ellipse
Answer: C
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Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the x-axis.y = 
, y = 0, y = x - 6
A. 
?
B. 27?
C. 
?
D. 
?
Find the area of the shaded region. Use ? ? 3.14 and round to the nearest tenth.
A. A ? 1133.5 m2 B. A ? 989.1 m2 C. A ? 44 m2 D. A ? 2122.6 m2
Solve the triangle.a = 70, b = 10, C = 125°
A. c = 79.08, A = 50.8°, B = 4.2° B. c = 76.18, A = 48.8°, B = 6.2° C. c = 81.98, A = 46.8°, B = 8.2° D. no triangle
Let v and w be two vectors in the plane with given magnitudes. The angle between v and w is ?. Find the expression. Round the answer to the nearest tenth.
= 14, 
= 8, ? = 62°
Find 
A. 12.4 B. 16.1 C. 19.1 D. -83.2