13r+23r=-2-1
36r=-3
r=-3/36
r=-1/12
<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
<span>(1 + 1) ÷ 2 + 1 <span>answer is 2.
Here are the steps.
1. Reduce 1 + 1 to 2 ( 2 </span>÷ 2 + 1).
2. Reduce 2 ÷ 2 to 1 ( 1 + 1).
3. So finally the answer is 2.</span>
I need some details... If i can get a little more details with that "check all that apply" and i could get you an answer.
Answer:Answer is B.
Step-by-step explanation: