The polygons in each pair are similar. Find the scale factor of the smaller figure to the larger figure. Write scale factor with a : (ex 1:7)

3× __ -2=15 7 2× __+1=7 5 7× =22 15 5× __+10=2 8 × __+4=20 6 × =10 3 × __+2=8 6 × __+8=8 9 × __+7=20 6

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way