The equation below describes a parabola. If a is positive, which way does the
parabola open?
y = ax^2
O A. Up
O B. Left
C. Down
D. Right

You are on a cycling trip around europe with friends. you check the weather forecast for the first week. these are the temperatures for the week. sun mon tues wed thurs fri sat 16°c 20°c 24°c 28°c 28°c 23°c 15°c what is the mean temperature forecast for the week?

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?

Abus travels 36 miles in 45 minutes. enter the number of miles the bus travels in 60 minutes at this rate.