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An observer stands 15 meters above the ground a... - JSS3 Mathematics Trigonometric Ratios Question

An observer stands 15 meters above the ground and looks down at an angle of 25 degrees to see the top of a building. If the horizontal distance from the observer to the building is 30 meters, what is the height of the building?

A

19.32 meters

B

12.46 meters

C

10 meters

correct option: a
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