3. The endpoints of ST are S (-3, 2) and T (7, 10) a. Using the midpoint formula, calculate the coordinates of the midpoint of ST
b. Using the distance formula, calculate the length of ST
4. Given the midpoint M (8,0) and the endpoint H(-4, 11) solve for the other end point.
5. Draw line VR intersecting point B in the center of plane Q

On new year's day, the average temperature of a city is 5.7 degrees celsius. but for new year's day 2012, the temperature was 9.8 degrees below the average. i) if a represents the average temperature on new year's day and 7 represents the temperature on new year's day 2012, what formula accurately relates the two values together? ii) what was the temperature on new year's day 2012? dt a 0.8 ii) - 4 1 degrees celsius da-t-98 ii) 59 degrees celsius 1) 7 = -9,8 11) 59 degrees celsius ii) l degrees celsius

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.

Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39