1.

The diagram below, which is not drawn to scale, represents the positions of three mobile phone masts.

Mast Q is on a bearing of 100° from mast P and is 40km away

The bearing of mast R from mast Q is 150°

Masts P and Rare 66km apart. Use diagram to establish the size of angle pQR

kravchenko228    3   31.03.2020 15:28    5