Each classroom has 6 rows of 5 desks. how many desks are there in 45 classroom?

Name these type of angles shown check all that applies

Use the graph of the sine function y=2sinθ shown below

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers