3. Find the least common denominator for the group of denominators using the method of prime numbers. 45, 75, 63​

Can someone me do math because i am having a breakdown rn because i don’t get it

You have a square piece of cardboard that measures 14 inches on each side. to build a box, you cut congruent squares out of each corner of the cardboard. use the picture to find the area of the cardboard you were used to build the box

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.