ABC is an isosceles triangle with BA=BC. D lies on AC. ABD is an isosceles triangle with AB=AD. Angle ABD=172. Show that triangle BCD is isosceles. You must give a reason for each stage of working

Based on the figures as marked, /\rqs = —

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.