Ship A is 14 km from a lighthouse. Ship B is 30 km from the same lighthouse. the angle between ship A and ship B at the lighthouse is 109 degrees, how far is ship A from ship B?

The number of revolutions of two pulleys is inversely proportional to their diameters. if a 24-inch diameter pulley making 400 revolutions per minute is belted to an 8-inch diameter pulley, find the number of revolutions per minute of the smaller pulley.

Ageologist had two rocks on a scale that weighed 4.6 kilograms together.rock a was 0.5 of the total weight.how much did rock a weigh?

Solve for x and select the correct answer