To understand this picture 2 cones that are stacked one on top of another. A double-napped cone is created when a generator is rotated about a fixed vertical axis. A line is created when the cone is cut by a plane containing the generator. Please see the attachment to help you understand this.
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Answer:
AB-DE
Step-by-step explanation:
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The required height of the tree is 32.5 meters.
Given that,
A person 100 meters from the base of a tree, observes that the angle between the ground and the top of the tree is 18 degrees. To estimate the height h of the tree to the nearest tenth of a meter.
These are the equation that contains trigonometric operators such as sin, cos.. etc.. In algebraic operations.
Here,
let the height of the tree be x, and the slant height from the foot of the person to the top of the tree be h,
according to the question,
base length = 100
cos 18 = 100 / h
h = 105.14
Now,
sin 18 = x / h
sin 18 = x / 105.14
x = 32.5 meters
Thus, the required height of the tree is 32.5 meters.
Learn more about trigonometry equations here:
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This is right angle trig. We know that...
cos(18°) x hypotenuse = 100
hypotenuse = 100/cos(18°)
hypotenuse = 105.15 meters approx.
Because they want the height of the tree we want "sin(18°) x hypotenuse".
sin(18°) x 105.15 = 32.5 meters approx.
answer: 32.5 meters approx.
B) 4 hours
C) 5 hours
D) 7 hours
The maximum number of hours that Michael can rent a bike is 7 hours. Then the correct option is D.
A relationship between two or more parameters that, when shown on a graph, produces a linear model. The degree of the variable will be one.
The linear equation is given as,
y = mx + c
Where m is the slope of the line and c is the y-intercept of the line.
A bike rental company charges $50 for the first hour and $25 for each additional hour. Michael must spend no more than $200 on his bike rental for the day.
Let x be the number of hours. Then the linear equation will be
25x + 50 = 200
Simplify the equation, then we have
25x = 175
x = 7
The maximum number of hours that Michael can rent a bike is 7 hours. Then the correct option is D.
More about the linear equation link is given below.
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Answer:
345.94
Step-by-step explanation: