It would be better if you've attached the figure its angle I should calculate. But I'll help you with some advice. You can find application in the internet that will calculate any angle by different ways. Just search your question, it will be first link
Answer:
B.
Step-by-step explanation:
14 x 4 + 137 x 8 = $1,152
hope this helps
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OP = 4 because its a radius of the smaller circle which has a radius of 4 and all radii of the same circle are the same length.
C) 4
Answer:
8 1/6
Step-by-step explanation:
5 + 3/4 + 2 +5/12
5 + 2 = 7
3/4 + 5/12
9/12 + 5/12 = 14/12
14/12 = 7/6
7/6 = 1 1/6
7 + 1 +1/6 = 8 1/6
Hope this helped! :)