Cn ma ajuta si pe mn la geometrie?

1. patrulatere: -paralelogramul
-rombul
-patratul } sa le notam cu a b c d
-dreptunghiul si proprietati
-trapezul

multumesc mult! < 3

The radius of the base of a cylinder is 10 centimeters, and its height is 20 centimeters. a cone is used to fill the cylinder with water. the radius of the cone's base is 5 centimeters, and its height is 10 centimeters.

Which best explains why this triangle is or is not a right triangle?

Need on this geometry question. explain how you did it.