Use the cos rule
cos^-1(18^2+28^2-12^2 divided by 2*18*28
Which is 16.99 degrees, which is 17 (option d)
Answer:
From the diagram associated with this question it can be seen that the first bounce was 1 units high, thus the second bounce is 1 / 2 = 0.5 units high and the third bounce is 0.5 / 2 = 0.25 = 1/4 units high.
Given that B represents the second bounce and C represents the first bounce, the fractions in hundredths that should be written at points B is 0.50 while at point C is 0.25
Step-by-step explanation:
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Answer:
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Step-by-step explanation:
Answer:
the answer is B

Step-by-step explanation:
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