Answer: 28.79 yards of wallpaper
Step-by-step explanation: Brainpower/Calculator :)
The vector PQ is Q-P = (2, 1). The vector SR is R-S = (2, 2). One is not a multiple of the others, so the vectors are not parallel. In a parallelogram, these vectors would be identical. PQRS is
not a parallelogram.
Answer:
I would say too broad.
Step-by-step explanation:
Answer:
7:4
Step-by-step explanation:
The total number of marbles is 9+12 =21
total marbles : green marbles
21 : 12
Divide each side by 3
21/3 : 12/3
7: 4
Answer:
Step-by-step explanation:
The formula of perimeter of the rectangle:
Substitute: