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Mathisfornerds
Username
Mathisfornerds
Score
129
Stats
Questions
16
Answers
1
33 Questions
1 Answers
0
141
1
+129
Trigonometry
From a point on a line from the base of the Washington Monument, the angle of elevation to the top of the monument is 42.0°. From a point 100 feet away from on the same line, the angle to the top is 37.8°. Find the height,
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Mathisfornerds
May 4, 2018
0
203
1
+129
Trigonometry
the angle of elevation to the top of the Egyptian pyramid Cheops is 36.4°, measured from a point 350 feet from the base of the pyramid. The angle of elevation from the base of a face of the pyramid is 51.9°.
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Mathisfornerds
May 4, 2018
0
126
3
+129
Trigonometry
A submarine traveling 792 feet per minute is descending at an angle of depression of 5°. How many minutes does it take the submarine to reach a depth of 200 ft?
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Mathisfornerds
May 3, 2018
0
117
1
+129
trigonometric
Find the value of the following and show work
1. sin 20°
2. cos 80°
3. tan 35°
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Mathisfornerds
May 3, 2018
0
88
0
+129
Math
In MNP, M is a right angle. Write the tangent of N as a ratio of side lengths.
Mathisfornerds
Apr 29, 2018
0
168
1
+129
Area
Find the area of each regular polygon. Round to the nearest tenth.
1. an equilateral triangle with an apothem of 2 ft.
2. a regular dodecagon with a side length of 5 m.
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Mathisfornerds
Apr 22, 2018
+1
134
1
+129
tea pitcher
A tea pitcher at a banquet holds about 12 cups of tea. When the pitcher has 1 glass or less of tea left, the waiter dumps the tea out and pours in a pitcher full. Each tea glass at the banquet holds 8 ounces of tea. Assuming each person fills his or her
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Mathisfornerds
Apr 16, 2018
0
136
1
+129
lateral area
The formula for calculating the surface area of a cone is A=πr^2 + πrl, where ''l'' represents the lateral area. Solve the formula for l.
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Mathisfornerds
Apr 13, 2018
0
114
0
+129
tea pitcher
A tea pitcher at a banquet holds about 12 cups of tea. When the pitcher has 1 glass or less of tea left, the waiter dumps the tea out and pours in a pitcher full. Each tea glass at the banquet holds 8 ounces of tea. Assuming each person fills his or her
read more ..
Mathisfornerds
Apr 13, 2018
0
283
1
+129
cell phone
In 1985, there were 285 cell phone subscribers in the small town of Centerville. The number of subscribers increased by 75% per year after 1985. How many cell phone subscribers were in Centerville in 1994?
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Mathisfornerds
Apr 13, 2018
0
124
1
+129
Coefficient
In the equation y=-13.1x - 4, what is the coefficient?
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Mathisfornerds
Apr 12, 2018
0
146
1
+129
Consecutive even integers
The sum of 4 consecutive even integers is less than 192. What are the largest 4 integers that would work?
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Mathisfornerds
Apr 12, 2018
0
145
1
+129
Jeans
Write an expression that describes a pair of jeans that costs C dollars plus 6% sales tax.
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Mathisfornerds
Apr 12, 2018
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+129
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tertre, i can't buy a book
Mathisfornerds
May 3, 2018