The figure shows two equilateral triangles with a shared side. Can the triangles ΔIHJ and ΔIKJ be proven congruent? A. Yes, ΔIHJ ≅ ΔIKJ by SSS.
B. No, ΔIHJ and ΔIKJ aren't congruent because SSA isn't a congruence theorem.
C. There isn't enough information.
D. Yes, ΔIHJ ≅ ΔIKJ by AAA

Ahomeowner plans to hang wallpaper on one wall of a bedroom that is 10 feet long if a stripe of wallpaper is 20 inches wide and stripes or hung vertically how many stripes on wall paper with the homeowner required

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

How to do this , and can some one explain