No the side lengths of 9,12, and 18 doesn’t form a right triangle. Posted a picture showing all the side length that is a right triangle.
Answer:
Let the measure of each side of the square be " x " cm.
then ,
area of square = x²
After we folded the square into a rectangle ,
length of rectangle = x
breadth of rectangle = x/2
perimeter of rectangle = 36 cm
hence ,
side of square = 12 cm
therefore ,
area of square = 12 × 12 = 144 cm²
hope helpful~
I think it would be a and f :)
Answer:
6 quarters, 4 dimes, and 2 nickels