A 6-foot person standing 15 feet from a streetlight casts a 15-foot shadow. Two similar triangles are formed. One triangle is formed by the person and the shadow that the person casts. A second triangle is formed by the streetlight and the ground from the base of the streetlight to the end of the shadow.

The street light is __ times taller than the person

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5 October, 20:54

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Chocolate · Answer 1

6/15=height of lamp / (15+15); 6/15=height of lamp/30; height of lamp = (30/15) 6=2*6, 2 times taller.

(Lamp is 12 feet tall)