Make a frequency table to show the following test times (in minutes) for a reading test. 81, 63, 61, 58, 72, 70, 79, 68, 82, 64,
54, 82, 72, 63, 64, 76, 57, 65, 73, 58
1 answer:
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Given:
To find:
The value of .
Solution:
In triangle XYZ,
(Given)
(Given)
[Angle sum property]
Therefore, the is 20°.