Mr Daniels Maths
Trig: Cast

Set 1

Set 2

Set 3

Q1) Express the following Sin as an acute angle, Sin(-330) [ =Sin(30)]

Q1) Express the following Cos as an acute angle, Cos(165) [ =-Cos(15)]

Q1) Express the the following Tan as an acute angle. Tan(-495) [ =Tan(45)]

Q2) Express the following Sin as an acute angle, Sin(-105) [ =-Sin(75)]

Q2) Express the following Cos as an acute angle, Cos(-210) [ =-Cos(30)]

Q2) Express the the following Tan as an acute angle. Tan(-45) [ =-Tan(45)]

Q3) Express the following Sin as an acute angle, Sin(-195) [ =Sin(15)]

Q3) Express the following Cos as an acute angle, Cos(-480) [ =-Cos(60)]

Q3) Express the the following Tan as an acute angle. Tan(-480) [ =Tan(60)]

Q4) Express the following Sin as an acute angle, Sin(135) [ =Sin(45)]

Q4) Express the following Cos as an acute angle, Cos(255) [ =-Cos(75)]

Q4) Express the the following Tan as an acute angle. Tan(-390) [ =-Tan(30)]

Q5) Express the following Sin as an acute angle, Sin(-375) [ =-Sin(15)]

Q5) Express the following Cos as an acute angle, Cos(-375) [ =Cos(15)]

Q5) Express the the following Tan as an acute angle. Tan(495) [ =-Tan(45)]