SOLUTION: Given: △PTC m∠T=120°, m∠C=30° PT=4 Find: PC. http://homework.russianschool.com/resource?key=54224jiqamcp9
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Question 1124786
:
Given: △PTC
m∠T=120°, m∠C=30°
PT=4
Find: PC.
http://homework.russianschool.com/resource?key=54224jiqamcp9
Answer by
Boreal(15235)
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Can use Law of Sines
4/sin 30=x/sin 120
4/(1/2)=x/(sqrt(3)/2)
8* sqrt (3)/2=x
x=4 sqrt(3) units