Select the correct answer.
1 answer:
Answer: length is 15 inch
Step-by-step explanation:
P=42
P= 2*(a+b)
b=6 inch width
a=? length
P/2=a+b
21=a+6
a=21-6
a=15
You might be interested in
The second one should be the answer
Answer:
It has 5 significant figures.
Step-by-step explanation:
Answer:
The picture is black
Step-by-step explanation:
Answer:
2
Step-by-step explanation:
9x=8+5x
9x-5x=8
4x=8
x=8/4
x=2
