Given that arccos (x) = b.
what are all the angle measures for right triangle abc?
a = 20°, b = 70°, 90°
a = 60°, b = 30°, 90°
a = 450, b = 45°, 90°
a = 55°, b = 35°, 90°

Sara needs to take a taxi to get to the movies the taxi charges $4.00 for the first mile and then $2.75 for each mile after that if the total charge is $20.50 then how far was sara’s taxi ride to the movie

Which of the following is the equation that says that the product of a number and ten is equal to 20 percent of that number ? a) 10n= 2.0n b) 10+n=.20n c) n+ .20n=10 d) 10n=0.20n

Amovie streaming service charges it’s customers $15 a month. martina has $98 saved up. will she have any money left over if she pays for the maximum amount of months she can afford? explain.