I need help with this question. Please explain.

C

Step-by-step explanation:

just think ab it and you can figure it out using real worl problems

B

Step-by-step explanation:

You would have to find the factors of 63 and 42

For 63 it is 3,3,7

For 42 its 2,3,7

They both share a 3 and 7 and when multiplied it gives you 21

Then theirs 2 R's that are being shared and 3 T's that are being shared

10 cm

step-by-step explanation:

if the polygon is a rectangle, then the perimeter is x+x+y+y. using the values that you gave, the perimeter is 3+3+2+2=10cm.

correct choice is a

step-by-step explanation:

the equation of the line passing through the points and is

thus, the equation of the line that passes through the points (0, -6) and (-3, 0) is