89.4k views
2 votes
If AC is 6 cm long what is the length of side CD

If AC is 6 cm long what is the length of side CD-example-1
User Karizma
by
4.6k points

1 Answer

7 votes
sin(60deg)=CD/AC
AC sin(60deg)= CD
6 sin(60deg)=CD
6 [(√3)/2]=CD
3√3=CD
CD=5.196
CD=5.2cm
User Emilee
by
4.1k points