Answer before 1240 and i will mark you brainliest given: dr tangent to circle o. if m db = 140°, then ∠ a = 70 110 140

The circumference of a circle is 60 pi cm3what is the radius of the circle

Factor this polynomial completely x^2-64

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