Question

Find the length x.
х
14 cm
70°

Answer 1

14.90cm [a]

Explanation:

To find x, we will apply " sine rule"

that is,
A/a=
B/b

here a= x A=90° B=70°anb b =14cm

so we input the values we have

1/x =0.94/14

cross multiply,

0.94x = 14

x = 14/0.94

=14.90cm