4. Simplify the expression 9c + 6 -4c -3
A.13c + 9
B. 13c+ -3
C.5c + 9
...
Mathematics, 23.11.2020 23:40 mateoperkins
4. Simplify the expression 9c + 6 -4c -3
A.13c + 9
B. 13c+ -3
C.5c + 9
D. 5c + 3
Answers: 2
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In an experiment you are to flip a two sided coin 100 times and record 55 heads up and 45 tails up determine the theoretical and experimental probability of getting a heads up in the experiment.
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How is working backward similar to solving an equation?
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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.
Answers: 2
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