In △ABC, AB = 7 cm, BC = 12 cm, and m∠B = 70°. Find the length of AC to the nearest tenth of a centimeter.

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°?

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2