Plz help me well mark brainliest if correct.???

B and C

Step-by-step explanation:

To find the perimeter of a shape, you basically just add the sides together.

For example, B is 8 + 4 = 12, and A is 6 + 6 = 12

yes

step-by-step explanation:

so of course you want to start by plugging the 5 in which goes to 7(5)+3(5)=50 because 7*5=35 and 3*5=15 and then add them together, then plug in the 5 to the other equation as well 9(5)+5=50 because 9*5= 45 and then add 5 and so yes they are equivalent.

-1   1/6.   you dont subtract the denominators

step-by-step explanation: