How to make 120 degree angle with compass

how to make 120 degree angle with compass

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Construction of Degree Angle with the help of Compass Follow the following step to construct Degree Angle 1). Use Ruler and draw a Line segment BC of any convenient length. Jun 03,  · How to construct an angle of ° (using just a straightedge and compass, without a protractor)?Find the answer in this chesapeakecharge.comuction on chesapeakecharge.com wit.

One of the most beautiful aspects of geometry is how neatly everything fits together. Everything fits together. You need nearly the same tools Euclid used, thousands of years ago:.

It forms interior angles anglle equilateral triangles. Half of it plus itself forms a right angle. You could go on and on. If you wanted, you could connect P o i n t s D and G and form the equilateral triangle.

Remember how we said everything in geometry fits together? Construct An Equilateral Triangle. What is multi tenant architecture in salesforce better grades with tutoring from top-rated professional tutors.

Get help fast. Want to see the math tutors near you? Locate two points on the line segment at either end. Open the drawing compass to extend a bit beyond half the distance of the line segment do this visually; no need for numbers. Swing an arc above and below the line segment. Without changing the compass, relocate it to the other endpoint. Swing another arc howw and below the segree segment. The two arcs should cross above and below the line segment. Construct a line segment with a straightedge.

Label its endpoints. In our drawing, we will call them P o i n t s O and G. Swing an arc upward from P o i n t G high above the line segment. Without adjusting the compass, relocate regree needle to P o i n t G. Swing an arc upwards, so it crosses the first arc. Use the straightedge to construct a line segment from P o i n t O up to the point of intersection of the two arcs. Label that line segment's new endpoint P o i n t D. Swing an arc on the inside of the angle.

Without changing the compass, relocate the needle arm to the other ray's point. None of your constructions required numbers or measurement. Euclid would be proud of you! Instructor: Malcolm M. Malcolm has a Master's Degree in education and holds four teaching certificates. He has been a public school teacher for 27 years, including 15 years as a mathematics teacher. Local and online. View Tutors. Geometry Help. Introduction to Geometric Figures. Tutors online.

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Construction of Angles

Mar 13,  · Construct an angle of ° using ruler and compass Steps of construction Draw a ray OA. Taking O as center and any radius, draw an arc cutting OA at B. 3. Now, taking B as center and with the same radius as before, draw an arc intersecting the previously drawn arc a. Swing an arc on the inside of the angle. Without changing the compass, relocate the needle arm to the other ray's point. Swing an arc on the inside of the angle. Use the straightedge to connect the intersection of the two arcs with the vertex of the 60 ° angle. Mar 18,  · Draw a line PQ. Point P is the vertex of the copied angle. Place the compass pointer at point A and make an arc which cuts arms AC and AB at points K and J respectively. Without changing the radius of the compass, cut an arc on PQ at point M.

Year 8 Interactive Maths - Second Edition. Step 1: Draw the arm PQ. Step 2: Place the point of the compass at P and draw an arc that passes through Q. Step 3: Place the point of the compass at Q and draw an arc that passes through P. Let this arc cut the arc drawn in Step 2 at R.

Often, we apply the following steps. Step 3: Place the point of the compass at Q and draw an arc that cuts the arc drawn in Step 2 at R. Step 4: With the point of the compass still at Q , draw an arc near T as shown. Step 5: With the point of the compass at R , draw an arc to cut the arc drawn in Step 4 at T.

Step 6: Join T to P. Step 1: Draw the arm PA. Step 2: Place the point of the compass at P and draw an arc that cuts the arm at Q. Step 6: With the point of the compass at S , draw an arc of radius PQ to cut the arc drawn in step 5 at T. Step 7: Join T to P. All rights reserved. Australian Business Number 53 If you experience difficulties when using this Website, tell us through the feedback form or by phoning the contact telephone number.

In this section, we will consider the construction of some angles with special sizes. Example 12 Solution: Activity

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