Mr Daniels Maths
Trig: Cast

Set 1

Set 2

Set 3

Q1) Express the following Sin as an acute angle, Sin(-135) [ =-Sin(45)]

Q1) Express the following Cos as an acute angle, Cos(195) [ =-Cos(15)]

Q1) Express the the following Tan as an acute angle. Tan(120) [ =-Tan(60)]

Q2) Express the following Sin as an acute angle, Sin(360) [ =Sin(0)]

Q2) Express the following Cos as an acute angle, Cos(-270) [ =Cos(0)]

Q2) Express the the following Tan as an acute angle. Tan(-255) [ =-Tan(75)]

Q3) Express the following Sin as an acute angle, Sin(255) [ =-Sin(75)]

Q3) Express the following Cos as an acute angle, Cos(-240) [ =-Cos(60)]

Q3) Express the the following Tan as an acute angle. Tan(330) [ =-Tan(30)]

Q4) Express the following Sin as an acute angle, Sin(-270) [ =Sin(0)]

Q4) Express the following Cos as an acute angle, Cos(-45) [ =Cos(45)]

Q4) Express the the following Tan as an acute angle. Tan(-420) [ =-Tan(60)]

Q5) Express the following Sin as an acute angle, Sin(345) [ =-Sin(15)]

Q5) Express the following Cos as an acute angle, Cos(-435) [ =Cos(75)]

Q5) Express the the following Tan as an acute angle. Tan(300) [ =-Tan(60)]