A Celsius thermometer can be used as a physical model of a number line with 0°C representing the freezing point. Select all temperature pairs that include numbers that are located on opposite sides of 0°C. –9°C and 0°C

0°C and 4.4°C

–2°C and –3 1/2°C

–8 1 2 °C and 7°C

2.3°C and –6°C

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

Charlie tosses five coins.what is the probability that all five coins will land tails up.