Hello,
Let's calculate ∠O:
∠O=180-2*56=68+
x=90-68=22°
Answer:
D
Step-by-step explanation:
R = -1/10x. Don't forget to rate and give me the brainliest answer! Then, I can help you with all your problems! ^-^ ~
The largest angle of the pentagon with the given ratio of angles is: 180°.
<h3>What is a Pentagon?</h3>
A pentagon is a 5-sided polygon with 5 interior angles that have a sum of 540 degrees.
If the ratio of the angles are: 1:2:2:3:4, then the largest angle would be calculated as shown below:
4/(1+2+2+3+4) × 540
4/12 × 540 = 180°
The largest angle is: 180°.
Learn more about pentagon on:
brainly.com/question/1419173
#SPJ1
Answer:
12 cm
Step-by-step explanation: i think if its not im sorry
