Answer:PQ
Step-by-step explanation: __
Line up the two: BCDE
OPQR
If they are the same which is equal to the same thing?
*hint* the two middle letters.
The circumference of the blue circle is about: 20 cm
The circumference of the orange circle is about: 10 cm
Answer:
White Gold.
Step-by-step explanation:
This type of gold contains only 75% pure gold, not 100%.