Jane and kate share $240 in the ratio 5:7. show that kate receives $140

In the diagram, the measure of angle 9 is 85° which angle must also measure 85°?

Sandy is ordering bread rolls for her party,she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.

Does the point (1, sqrt 7) lie on circle shown.