Asked by Juleana

the vertex angle of an isoceles triangle is 120. the base length is 18. what is the length of the altitude to the base in simplest form

Answers

Answered by Anonymous
tan(120°/2)=(18/2)/h

tan(60°)=9/h

h=9/tan(60°)=9*ctg(60°)

h=9/sqroot(3)

9=3*sqroot(3)*sqroot(3)

h=3*sqroot(3)*sqroot(3)/sqroot(3)

h=3*sqroot(3)

h=5.1961524227
There are no AI answers yet. The ability to request AI answers is coming soon!

Related Questions