A map of an airport is laid out in a coordinate plane. An aeroplane starts at a gate at (0, 0.1). To reach a runway, the plane travels West to (-0.4, 0.1), then south to ( -0.4, -0.8), and then west to ( -0.8, -0.8). What is the total distance to plane travels?

Abakery recorded the number of muffins and bagels it sold for a seven day period. for the data presented, what does the value of 51 summarize? a) mean of bagels b) mean of muffins c) range of bagels d) range of muffins sample # 1 2 3 4 5 6 7 muffins 61 20 32 58 62 61 56 bagels 34 45 43 42 46 72 75

50 points~ ! i have to turn this in tomarrow

Find the arc length of the semicircle. 7the grade