1.What is the measure of one exterior angle of a regular pol
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1.What is the measure of one exterior angle of a regular polygon having 40 sides?
2.To the nearest thousandth,what is tan (77o)
3.When the angle of elevation to the sun is 26o,a flagpole casts a shadow that is 82 feet long.What is the height of the flagpole to the nearest foot?
9
4.What is the value of ∑ 2k – 3
k = 4
5.1.Find the sum of the infinite geometric series:3 + 1.8 + 1.08 + 0.648 + …
2.To the nearest thousandth,what is tan (77o)
3.When the angle of elevation to the sun is 26o,a flagpole casts a shadow that is 82 feet long.What is the height of the flagpole to the nearest foot?
9
4.What is the value of ∑ 2k – 3
k = 4
5.1.Find the sum of the infinite geometric series:3 + 1.8 + 1.08 + 0.648 + …
1.9°(正四十边型的外角度数)
2.4.331 (tan77°的精确到千分位的数字)
3.tan26*82=40.0 feet(仰角26°,旗杆投影82英尺)
4.from 4 to (求和)
5+7+9+11+13+15=60
5.7.5 (等比数列无穷项和)
2.4.331 (tan77°的精确到千分位的数字)
3.tan26*82=40.0 feet(仰角26°,旗杆投影82英尺)
4.from 4 to (求和)
5+7+9+11+13+15=60
5.7.5 (等比数列无穷项和)
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