A, C,D are points on a circle of radius 4cm BA and BC are tangents to the circle OB=10cm

Astore has apples on sale for three dollars or 2 pounds how many pounds of apples can you buy for nine dollars if an apple is approximately 5 ounces how many apples can you buy for nine dollars

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6