Here is a polygon. Draw a scaled copy of the polygon using a scale factor of 1/2. What is the are of your new shape? * *LOOK AT THE IMAGE*
20 sq. units
10 sq. units
30 sq. units
40 sq. units
HELP

Just tell me how to set up the equation.

Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit

Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33