Problem A builder makes staircases where each step is 28 cm 28cm28, start text, c, m, end text long and rises 18 cm 18cm18, start text, c, m, end text so people don't trip. Every staircase has a stringer — a diagonal support connecting all of the steps. 28 cm 28cm 18 cm 18cm stringer stringer A certain staircase will have 6 66 steps. ℓ ℓ What is the length ℓ ℓell of the stringer for this staircase? Round your answer to the nearest tenth of a centimeter.

Chip worked at the animal shelter for 6 hours each week for several weeks. he worked for a total of 42 hours. which of the following can be used to find the number of weeks chip worked at the animal shelter?

Find the slope of a line given the following two points

Marco is studying a type of mold that grows at a fast rate. he created the function f(x) = 345(1.30)x to model the number of mold spores per week. what does the 1.30 represent? how many mold spores are there after 4 weeks? round your answer to the nearest whole number. 1.30 represents the number of mold spores marco had at the beginning of the study; 985 mold spores 1.30 represents the number of mold spores grown in a given week; 448 mold spores 1.30 represents the 30% rate of weekly growth; 345 mold spores 1.30 represents the 30% rate of weekly growth; 985 mold spores