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In right triangle ABC, the length of side BC is 2 units, the length of side AC is 4 units and the measure of angle C is 60 degrees. What is the length of side AB, in units? Express your answer in simplest radical form.

Firewolf Jun 20, 2018

#1**+2 **

sin 60 = AB/4 (sin = opposite/hypotenuse)

sqrt3 / 2 = AB/4

4 sqrt3 / 2 = AB

AB= 2 sqrt(3)

ElectricPavlov Jun 20, 2018