Answer:41
Step-by-step explanation:
Answer:
x=3
Step-by-step explanation:
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By the rules of secants, 50° is half the sum of 20° and x.
50° = (20° + x)/2
100° = 20° + x
80° = x
20. 3 notebooks
21. 2ab, the coefficient is 2
22. t = 16
Hope this helps! :)
Answer:
V=4
3πr3
Step-by-step explanation:
