Riley bought 2 1/2 dozen donuts to bring to the office. since there are 12 donuts in a dozen, how many donuts did riley buy?

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?