Practice writing equations of parallel and perpe
lines.
Assignment
Which lines are perpendicular to the line y-1 = 1 (x+2)? Check all that apply.
y + 2 = -3(x-4)
y - 5= 3(x + 11)
-3x-
y = -x-2
o 3x + y = 7

Rectangle pqrs has length a and width 4b. the x-axis bisects ps and qr what are the coordinates of the vertices

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)

Maria found the least common multiple of 6 and 15. her work is shown below. multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, . . multiples of 15: 15, 30, 45, 60, . . the least common multiple is 60. what is maria's error?