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Calculate the slope of a line, that pass...

Calculate the slope of a line, that passes through the origin, and the mid-point of the segment joining the points P (0, -4) and B (8, 0).

A

1/2

B

1/3

C

-1/2

D

-1/3

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UNITED BOOK HOUSE-Trigonometric Ratios of Complementry Angle-Exercise
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