Equation: 450 = 128 + 150 + n
work:
1st step:
128+150 = 278
2nd step:
450-278 = 172
answer: 172
3rd step (checking) :
450 = 128 + 150 + 172
450 = 278 + 172
450 = 450
Answer:
perimeter is the length of the outline of a shape.
he circumference is the perimeter of a circle or ellipse.
Step-by-step explanation:
Answer:
The answer is a
Step-by-step explanation:
have a nice day :)
5x3=15. 15+6=21. The answer would be 3
