The circumference of a circle 15 pi centimetres. What is the area of the circle in terms of pi

What is the product? (x2+3y+7) [yy+1)

If f(x) = 4x - 3 and g(x) = x + 4, find (f - g) (x)

Apolygon is shown on the graph: a polygon is shown on the coordinate plane. vertices are located at 3 comma 5, 1 comma 3, 1 comma 1, 2 comma 0, 4 comma 0, 5 comma 1, and 5 comma 3. what effect will a translation 3 units down and 2 units left have on the polygon? be sure to address how it could impact the angles, side lengths, and congruency between the original pre-image and the image. xd i need