286,122 views
39 votes
39 votes
PPPPPPPPPPPPPPPPLLLLLLLLLLLLLLLLEASE Help

PPPPPPPPPPPPPPPPLLLLLLLLLLLLLLLLEASE Help-example-1
User Bparise
by
2.8k points

1 Answer

21 votes
21 votes

Answer:

4cm

Explanation:

sin(30) = 2/x (using trigonometry)

rearrange for x to give x = 2/sin(30)

then x = 4cm (using calculator)

SIMILARLY:

You can use 2/cos(60) to also give 4cm

User Sarang Sami
by
3.2k points