Answer:
1. Sails come in many shapes and sizes. Is the Sail on the right a right?
No, it is not.
2.
Using the Pythagorean theory
The possible values of the legs satisfy the equation above, where a and b are diffent from zero.
3.
The diagonal of a rectangular prism is:
4.
The ladder lengh is 9 foot: triangle hypotenuse
Distance between the ladder base and bottom of tree is 4 feet: triangle leg
5.