Use your calculator to work out
tan20∘+sin20∘0.1 \sqrt{\frac{\tan 20^\circ + \sin 20^\circ}{0.1}} 0.1tan20∘+sin20∘Write down all the figures on your calculator display.
Write your answer to part (a) correct to 3 significant figures.
55 exam-style questions on WJEC GCSE Maths Using a Calculator. Each one has a worked solution and a mark scheme showing where the marks go.