34. in the figure above, ab = bc and de = ef = df. if the measure of ∠ abc is 30 ̊ and the measure of ∠bde is 50 ̊ , what is the measure of ∠ dfa ?

(a) 30 ̊ (b) 35 ̊ (c) 40 ̊ (d) 45 ̊

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

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300

Write the expression 7x^3-28xy^2 as the product of 3 factors