Match each vocabulary word to the picture. A - Linear Pair
B - Vertical Angles
C - Angle Bisector
D - Parallel Lines
E - Ortho Center
F - Centroid

Which data set has a greater spread? why? set a: {38, 12, 23, 48, 55, 16, 18} set b: {44, 13, 24, 12, 56} has a greater spread because .

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16