(II) The cross-section of a ramp has the shape shown on the right. Find the angle between the ascending and the descending parts of the ramp. Hint: 20% slope means that the slope is 0.2. 20% slope 30% slope

(II) The cross-section of a ramp has the shape shown on the right. Find the angle between the ascending and the descending parts of the ramp. Hint: 20% slope means that the slope is 0.2. 20% slope 30% slope

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Question

9. (II) The cross-section of a ramp has the shape
shown on the right. Find the angle between the
ascending and the descending parts of the ramp.
Hint: 20% slope means that the slope is 0.2.
20% slope
?
30% slope

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