A 30°–60°–90° triangle has a hypotenuse with a length of 18.
What is the length of the shorter leg of the triangle?
A.5
B.5 sqrt 3
C.5 sqrt 2
D.20
Don't understand.
2 answers
I think it is 5sqrt 3
sin 30 = 1/2
so
1/2 = short side/hypotenuse = short side/18
so
short side = 9
which is none of the above.
so
1/2 = short side/hypotenuse = short side/18
so
short side = 9
which is none of the above.
1 answer