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Mathematics, 23.03.2021 01:00 sylvia47

8. A searchlight is mounted at the front of a helicopter flying 125 m 1 above ground. The angle of depression of the light beam is 70°.
An observer on the ground notices that the beam of light measures 5º.
How wide, to the nearest metre, is d, the spot on the ground?

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8. A searchlight is mounted at the front of a helicopter flying 125 m 1 above ground. The angle of...
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