At noon, ship A is 20 nautical miles due west of ship B. Ship A is sailing west at 25 knots and ship B is sailing north at 23 knots. How fast (in knots) is the distance between the ships changing at 6 PM

Through non-collinear points there is exactly one plane.

Eliza wants to make $10,000 from her investments. she finds an investment account that earns 4.5% interest. she decides to deposit $2,500 into an account. how much money will be in her account after 14 years?

What makes a trapezoid an isosceles trapezoid?