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Synthetic fibers are made from raw materials such as petroleum, based on chemicals or petrochemicals [20]. These materials are polymerized into a long, linear chemical with different chemical compounds and are used to produce various types of fibers.
<span>∠BCA = 120 /2 = 60
answer
</span><span>∠BCA</span>
Answer:
-128 it’s on the table
Step-by-step explanation: