Medida do angulo central = medida do arco interceptado
arco = 25º e ângulo central = 25º
Answer:
Option D, 
Step-by-step explanation:
<u>Step 1: Subtract 8 from both sides
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Answer: Option D, 
Answer:
The third one. The square in the top left can only fold to the right or down.... which means there is guaranteed to be an open side remaining on the square.
2√72 / √8 ± √2
If the denominator is √8 + √2,
2√72 / √8 + √2
= 2√(2*2*2*3*3) / √(2*2*2) + √2
= 2*2*3√2 / 2√2 + √2
= 12√2 / 3√2
= 4