Mathematics, 17.10.2021 22:00 bryanmcmillianjr

A small torch is shone horizontally at a wall 28 cm away making a circle of light on the wall the light beam from the torch spans an angle of 70 degrees What is the radius of the circle of light made on the wall?

How far away from the wall should the torch be to make a circle of light with a diameter of 15 cm

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A small torch is shone horizontally at a wall 28 cm away making a circle of light on the wall the li...