An airplane flies 220 miles with a heading of 40 and then flies 180 miles with a heading of 170 How far is the plane from its starting point, and at what heading? Round answers to the nearest tenth.

If the value of cos330°is√3/2 then find cos 165°.

Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250

8litres of paint can cover 129.6 m². how much paint is required to paint an area of 243m²?