A rescue company determined that 90 out of 100 calls they received were true emergencies. Which describes the fraction of their calls that were true emergencies?

Which statement is true 1.the pythagorean theorem can be used to find the missing side of any triangle 2.the pythagorean theorem can be used to find the missing side of any polygon 3. the pythagorean theorem can be used to find the missing side of any right triangle 4.the pythagorean theorem can be used to find the missing side of any isosceles triangle

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section