If the lines AB and CD meet at O point and ∠ BOD = 63° then ∠ BOC =
The perimeter of a rectangle is 24 inches, and its length is 3 times its width. What are the length and the width of the rectangle?
A circle has a radius of 30 cm. Determine the length of the arc subtended by an angle of 60∘ at the center of the circle.
Find the value of k if the distance between (k, 3) and (2, 3) is 5.
What is the area under the curve y = x ^ 2 from x = 0 to x =1?
What is the probability of getting sum as 7 when two dice are thrown?