Recognizing the graphs of inverse functions will help you evaluate inverse trigonometric functions because of all of the following except .

a) each inverse function graph has a definite shape
b) each inverse function graph has a definite domain
c) each inverse function graph has a definite range
d) each inverse function graph provides the function’s graph

Geometry: determine whether segment mn is parallel to segment kl. justify your answer. jm 6 mk 3 jn 8 nl 4

3x + 4y = 5 x- 3y = -7 solve by substitution

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.