Answer:
Yes, the number 400 is a perfect square. A perfect square is a number that can be expressed as the product of two equal integers.
Step-by-step explanation:
If 1/6 of the pan was left and there were 2 pieces left you just need to set 1/6 equal to 2/some number, this allows you to say that 1/6=2/x --> x/6=2-->x=12.
My explanation might be a little poor since this becomes fairly fundamental later on but hopefully it helps.
Answer:
Part A: 1 & 225, A number times itself equals a perfect Square.
Part B: No, 289 is NOT perfect square.
Step-by-step explanation:
Part A: 1*1=1, 15*15=225 (Perfect Squares)
Part B: Utilizing the Factor Rainbow one can see that the same number does not exist on both sides of the rainbow simultaneously.