Marcus can burn 440 cal per hour swimming and 860 calories Per hour jogging. If he burned 3240 cal one week and ran 1.5 hours more than he swam, how long did he spent on each type of exercise?

Fiona and her friends are playing a game by guessing where a coin will land when it is randomly dropped inside the square shown below. fiona guesses that the coin is likely to land in the blue area. which explains whether or not fiona is correct and why?

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'