The equation of the axis of symmetry for the graph of y = 2x^2- 12x + 5 is: A. r= -6
B. y = -6
C. x=5/2
D. x= 3
E. y = 3

Atriangular field has sides of lengths 21, 39, and 41 yd. find the largest angle. (round your answer to the nearest degree.)

If 1.4% of the mass of a human body is calcium, how many kilograms of calcium are there in a 165-pound man? 1.0 kg ca 5.1 kg ca 1.0 x 102 kg ca 5.1 x 102 kg ca

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.