In circle F, the measure of ∠AFE is equal to 120° and the measure of arc BD is equal to 20°. What is the measure of ∠C?

100°

40°

60°

50°

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?

Statement reason 1. δabc is similar to δced. given 2. 3. definition of slope 4. slope of slope of definition of slope 5. slope of × slope of multiplying the slopes 6. slope of × slope of substitution property of equality 7. slope of × slope of simplifying the right side the table contains the proof of the relationship between the slopes of two perpendicular lines. what is the reason for statement 2? a. parallel line segments that meet a common perpendicular line are proportional in length. b. the lengths of vertical and horizontal sides in congruent triangles are in a common ratio. c. trigonometric identities determine the lengths of the legs in a right triangle. d. corresponding side lengths in similar triangles are proportional in length.

Run a linear regression to determine an equation (y=mx+b y=mx+b)