Purchase Solution

Trisection with straightedge and compass

Not what you're looking for?

Ask Custom Question

See attached pdf file.

The Trig identities you might need are 2cos^2 (x) - cos(2x) - 1=0
and 4cos^3(x) - 3cos(x)=0

Attachments
Purchase this Solution
Solution Summary

This shows how to prove that a given angle can be trisected with straightedge and compass and use a trigonometric identity to find polynomials.

Purchase this Solution
Free BrainMass Quizzes
Multiplying Complex Numbers

This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.

Geometry - Real Life Application Problems

Understanding of how geometry applies to in real-world contexts

Know Your Linear Equations

Each question is a choice-summary multiple choice question that will present you with a linear equation and then make 4 statements about that equation. You must determine which of the 4 statements are true (if any) in regards to the equation.

Graphs and Functions

This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.

Solving quadratic inequalities

This quiz test you on how well you are familiar with solving quadratic inequalities.

View More Free Quizzes
Related BrainMass Solutions

  • Arc Trisection & Square A= Circle A Impossible Construction

    It is impossible to create the trisection of an arc or the construction of a square with an area equal to a circle with classic construction techniques using only a straight edge and a compass.

  • a geometric construction

    Hypocrates gave a very easy method for trisecting any angle but the method can't be done with a straightedge and a compass. 2. Archimedes gave another mechanical method not using only a compass and straightedge.

  • Constructing two equal angles

    Use a straightedge to draw a ray on your paper. Label the endpoint T. Step 3. With P as the center , draw a large arc that intersect both sides of angle P. Label the points of intersection Q and R. Step 4.

  • Create Construction : Triangles, Arcs and Line Segments

    Place the compass at point D and draw an arc below line segment AC. Using the same compass setting ,place the compass at point E and draw an arc to intersect the one drawn. Step 4.

  • Quadrilaterals and Constructing Images under Translation

    (II) Compass and Straight Edge: (a) Set the compass to a radius equal to the length of the blue line. (b) With B and C as centers, draw arcs with the set radius.

  • Geometric Construction : Construct A Median Of A Triangle

    A straightedge is used to draw a line segment.

  • Geometric Constructions

    B) A PARALLELOGRAM GIVEN: TWO ADJACENT SIDES AND THE INCLUDED ANGLE Compass here Explaination : Draw a side (horizontal) with the able given draw the other side with your compass and straight edge.

  • Geometry Construction- To Construct A Congruent Triangle

    Label the endpoints D and E. Step3. Adjust the compass setting to the length of line segment AB. Place the compass at point D and draw a large arc above line segment DE. Step 4. Adjust the compass setting to the length of line segment CB.

  • The North Pole

    It makes an angle with the horizontal (say theta) and horizontal component of the Earth's field is BH cos theta. In equatorial regions Earth's field is almost horizontal and the horizontal component is significant.

View More Related Solutions