Well it is 67 and the expression could be 50-40+87-30
Answer:
- The length of the wire is 62.8 cm
Step-by-step explanation:
<h3>Given</h3>
- Wire ring with diameter of 20 cm
<h3>To find </h3>
Use the circumference equation:
Substitute and calculate:
10x= 23.333333333333
10x-x=9x=21
x=21\9=7/3