From a boat on the river below a dam the angle of elevation to the top of the dam is 10^36. If the dam is 1571 feet above the level of the river how far is the boat from the base of the dam to the nearest foot?

Which of the following is closest to 32.9 x 7.5? a: 232 b: 259 c: 220 d: 265

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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.