1. the midpoint of a line segment is located at (1, -2). if one of the endpoints is (4, 5), what is the other endpoint? express your answer as an ordered pair.

2. in a rectangular coordinate system, what is the number of units in the distance from the origin to the point (7, -24)?

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What is the value of the expression below? (81^2)^1/8

When george started his current job, his employer told him that at the end of the first year, he would receive two vacation days. after each year worked, his number of vacation days will double up to five work weeks (25days) of payed vacation. how many vacation days will he have in 4 years

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