Find the length of the rectangle. A. 30 miles B. 21 miles C. 8 miles D. 4 miles. Sorry if I sound like a know it all or a robot!

the correct is answer is a 9-sided polygon!

idn

step-by-step explanation:

i dont know

step-by-step explanation:

umm. i dont know

answer: bea's uncle is 25 years old.

step-by-step explanation:

given the equation , we can say that the variable "x" represents the age of bea's uncle. then to find his age, we need to solve for "x":

we must add 15 to both sides of the equation:

now we need to divide both sides of the equation by 3:

therefore, we can conclude that bea's uncle is 25 years old.