Jack has a rectangular plece of land, the area of which is represented by a, = 9.5l. His brother has a different rectangular plece of land, the area of which is represented by az = k14 - ). Let a represent the area in square meters and represent the length in meters of the pleces of land. The
two equations plotted on a graph meet at a point as shown in the image.

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

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.