Math factors and multiples review urgent need help

11

Step-by-step explanation:

add 30 then 42 then 18 and divide it in to as many possible

ok so the total number of cookies bella got is 30+42+18 = 90. so she has 3 boxes. so divide 90 by 3, we get 30. so if we put 30 cookies in each 3 boxes.

i want to die

what the hell man, i just want the points lol

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.