This is 2 questions 1. what is 850,000,000 in number word notation 2 . what is 2,680,000,000 in number word notation

Seth practice piano for 1 1/3 hours on saturday and 5/6 hour on sunday for much longer did he practice on saturday than on sunday?

Which matrix multiplication is possible?

Wanna brainliest? ! ms. mcmahon is building a shed as shown. what is the measure of the angle at the top of the shed? a) 126 b )116 c) 64 d) 32