How much wrapping paper do you need to completely cover a rectangular box that is 20 inches by 18 inches by 2 inches?
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Hey there :)
Here we need to use Trigonometry!
The given angle is 61°
The opposite to the angle is 22
So x is the adjacent
The trigonometric ratio that uses opposite and adjacent is tan
( I have uploaded a picture to help you )
tan α =
tan 61 =
adj =
adj ≈ 12.19 ≈ 12
x = 12
Here we need to use Trigonometry!
The given angle is 61°
The opposite to the angle is 22
So x is the adjacent
The trigonometric ratio that uses opposite and adjacent is tan
( I have uploaded a picture to help you )
tan α =
tan 61 =
adj =
adj ≈ 12.19 ≈ 12
x = 12