since the lengths of all those four sides are in a 3:2:6:7 ratio, and the whole perimeter is 126, what we do is, simply divide the whole by (3+2+6+7) and distribute accordingly.

Answer:
36 inches
Step-by-step explanation:
6 feet equals 72 inches. 6 divided by 2 is 3 so you do 72 divided by 2. 72 divided by 2 is 36 inches.
Hope this helps :)
Answer:
Question it in english
Step-by-step explanation:
The formula for that area would be A=1/2xbxh so you would do A=1/2x3.5x3 and that equals 5.25
Yeah I’m pretty sure you’re right