If you drive the first 80 miles of a 200 mile trip at a rate of 64mph and the reminder of the trip at a rate 50mph what is your average speed for the entire trip

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

Segment xy is dilated through point m with a scale factor of 2. which segment shows the correct result of the dilation

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).