The area of a square floor on a scale drawing is 16 square centimeters, and the scale drawing is 1 centimeter: 7 ft. what is the area of the actual floor? what is the ratio of the area in the drawing to the actual area?

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

When you are making a circle graph by hand, how do you convert a number for a part into its corresponding angle measure in the circle graph? when you are making a circle graph by hand, what should you do if one of your angle measures is greater than 180°?

Just tell me how to set up the equation.