645 rounded to the nearest 10 is 650, as 5 in the ones place rounds up.
Answer:
tan−1(StartFraction 6.9 Over 9.8 EndFraction)
Step-by-step explanation:
tan−1(StartFraction 6.9 Over 9.8 EndFraction)
tan = opp/adj = 9.8/6.9
tan -1 = 1 / tan = 1 / (9.8 /6.9) = 6.9 /9.8
Hello,
a) | |PA|-π |>| |PB|-π | (see pic)
c) 3.14< x/113 <=π <22/7
==>3.14*113<x<22/7 * 113
==>354.82 <x < 355.14285
==>x=355
Answer 355/113=3,1415929203539823008849557522124