Name the plane shape that has infinite numbers of lines of symmetry

How are the expressions 8 - 15 and 8 + (-15) alike? and how are they different?

Lorelei evaluates the expression to determine how many different groups of ten she can make out of twelve items.

What is the range of f (x) = 43*2.4^x

A child lifts a 5.0-newton toy to a height of 0.50 meters. how much work is done on the toy? 0.0 j 2.5 j 4.5 j 10 j

If a student has perfect attendence (attends all 180 days) how much air pollution is produced?

Does 40/100 equal to 2/3? Explain why or why not.

F (x) = 2x^2 + 5x + 20 Find f (-9)

The Mary boat cruise line charges a non-refundable fee of $150 and a fee of $280 a day on the cruise ship. The Billy Boat cruise line charges a non-refundable charge of $255 a day.

Solve 6x2 = 12x - 20.

Solve the proportion 7/22=9/4w with a fraction.