which pair of angles are vertical angles?

∠fkg and ∠hki

∠ekf and ∠jki

∠ekf and ∠hki

∠hki and ∠jki

Irene bought 3 yards of fabric and a spool of thread for $28.10. if the spool of thread cost $1.25, how much did the fabric cost per yard?

1. what is the measure of ∠abc? what is the measure of ∠abd?

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much