What is the area of triangle BCD to the nearest tenth of a square inch? Use special right triangles to help find the height. Show work




 Mar 20, 2018

We have a 30-60-90 right triangle

The side opposite the 30° angle forms the base of the triangle

The side opposite the 60° angle forms the height and is √3 times the base


So....the area is


(1/2)(base)(height)  =


(1/2)(8) (8√3)  =


32√3  ≈ 


55.4 in^2



cool cool cool

 Mar 20, 2018

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