Which is an equation of a circle with center (2, -1) that passes through the point (3, 4)?
a.(x + 2)2 + (y - 1)2 = 13
b.(x - 2)2 + (y + 1)2 = 13
c.(x - 2)2 + (y + 1)2 = 26
d.(x + 2)2 + (y - 1)2 = 26

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

Noor brought 21 sheets of stickers. she gave 1/3 of a sheet to each of the 45 students at recess. she wants to give teachers 1 1/2 sheets each.

City l has a temperature of −3 °f. city m has a temperature of −7 °f. use the number line shown to answer the questions: number line from negative 8 to positive 8 in increments of 1 is shown. part a: write an inequality to compare the temperatures of the two cities. (3 points) part b: explain what the inequality means in relation to the positions of these numbers on the number line. (4 points) part c: use the number line to explain which city is warmer. (3 points)