Mr Daniels Maths
Trig: Cast

Set 1

Set 2

Set 3

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

Q1) Express the following Cos as an acute angle, Cos(-240) [ =-Cos(60)]

Q1) Express the the following Tan as an acute angle. Tan(-30) [ =-Tan(30)]

Q2) Express the following Sin as an acute angle, Sin(-390) [ =-Sin(30)]

Q2) Express the following Cos as an acute angle, Cos(-465) [ =-Cos(75)]

Q2) Express the the following Tan as an acute angle. Tan(-315) [ =Tan(45)]

Q3) Express the following Sin as an acute angle, Sin(285) [ =-Sin(75)]

Q3) Express the following Cos as an acute angle, Cos(-30) [ =Cos(30)]

Q3) Express the the following Tan as an acute angle. Tan(315) [ =-Tan(45)]

Q4) Express the following Sin as an acute angle, Sin(435) [ =Sin(75)]

Q4) Express the following Cos as an acute angle, Cos(480) [ =-Cos(60)]

Q4) Express the the following Tan as an acute angle. Tan(-195) [ =-Tan(15)]

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

Q5) Express the following Cos as an acute angle, Cos(-405) [ =Cos(45)]

Q5) Express the the following Tan as an acute angle. Tan(-405) [ =-Tan(45)]