How many triangles can be constructed with angles measuring 80 degrees 80 degrees and 40 degrees

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.

Which of the following represents the factorization of the trinomial below? x^2+7x-30

What unit of been sure would be appropriate for the volume of a sphere with a radius of 2 meters