In ( ABC ) right–angled at (C )

MATHEMATICS · Subjective · CBSE · Mathematics · Introduction to Trigonometry · Introduction to Trigonometry

Problem

\triangle ABC

right–angled at

C

, the side

AC = 8\,\text{cm}

and the acute angle

\angle A = 37^\circ

. (i) Find the length of side

BC

correct to one decimal place. (ii) Find the length of the hypotenuse

AB

correct to one decimal place. (iii) Determine the measure of

\angle B