To the nearest tenth, what is the circumference of a circular pond with a radius of 14 meters? Use 3.14 for π.

Aladder that is 30 ft long needs to reach 27 ft up a building. what should the angle of the vertical be?

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).

Sketch the region enclosed by the given curves. decide whether to integrate with respect to x or y. draw a typical approximating rectangle and label its height and width. y= 5x, y=7x^2then find the area s of the region.