Evaluate the following and express the answer in scientific notation. 2.44 × 10^ −10 ÷ 4 × 10^ −6

Hello, i need compare km^2 and km. what's difference in this?

The high temp today was 62°. when nighttime comes, the temp will drop 40°. by 4am the temp will drop an additional 40°. what is the temp at 4am?

Drag statements and reasons to each row to show why the slope of the line between d and e is the same as the slope between e and f, given that triangles a and b are similar.