Answer:
Y = 6 and x=6 are perpendicular because they both measure at a 90 degree angle
A right angle triangle normally relates to Pythagoras Theorem , and this is related to the hypotenuse, the answer maybe the hypotenuse. As the other sides are the opposite and alternative
Answer:
Andre has the correct answer. When simplified his answer is equivalent to the original equation.
Answer:
86 books
Step-by-step explanation:
A stack of books is 43 inches tall.
Each book is 
inch thick.
To find the number of books in tha stack, divide the height of the stack by the height of the book:
The division by the fraction is equivalent to the multiplication by the fraction 
so
