<span>Sum of Interior Angles = (Number of Sides -2) • 180 degrees
</span>
<span>Number of Sides = (Sum of Interior Angles / 180) +2
</span><span>Number of Sides = (900 / 180) +2
</span>
<span><span>Number of Sides = 7</span>
</span>
It's a heptagon
Answer:
15/2
Step-by-step explanation:
Do you know how to solve this??
I used similarities in triangles
Answer: 4x4=16-7=9gallons
She will order 9 gallons
Step-by-step explanation:
