Add all the numbers and divide it by the number of numbers --> (7+9+6+15+22+25+31) = 115
115/7 = 16.4 --> conventional rounding would mean the answer would be 16
Answer:
Step-by-step explanation:
<u>Equation</u>:
- cos x = 15/21
- cos x = 0.714
- x = arccos 0.714
- x = 44° (rounded to the nearest degree)
5836200 because it's rounded
