If a patriot and a crocodile have the same jaw structure what could be the reason?

Look at the photo of the leaf. which term best describes this leaf?

Lola needs to sign 6 invitations. using stopwatch that measures time to tenths of a second, it takes lola 5.3 seconds to sign her full name. going by the accuracy of the stopwatch, which is the most accurate determination for the number of minutes lola needs to sign all 96 invitations

In which part of the body is a ball-and-socket joint found?