There are 28 students in Mr. Starr’s class. The ratio of his students who are in the play to those who are not in the play is 2:5. How many of Mr. Starr’s students are in the play? The model below represents the original ratio.

Is triangle jkl congruent to triangle rst? if so, what is the scale factor?

What is the missing reason in the proof? segment addition congruent segments theorem transitive property of equality subtraction property of equality?

Me with this assignment ! i only partially understand, so explain. also it's a work sample. at the championship bike race, steve and paula were fighting for first place. steve was 175 feet ahead of paula and had only 300 feet left to go. he was very tired and was going only 9 feet per second. paula was desperate to catch up and was going 15 feet per second. who won the bike race and by how far did she/he win?