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GradeConstruction of Angles

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Draw a right angle and construct its bisector.

The steps of construction of an $\angle AOB={{45}^{\circ }}$ is given in jumbled order below:

1. Place compass on intersection point.

2. Place ruler on start point and where arc intersects perpendicular line.

3. Adjust compass width to reach start point.

4. Construct a perpendicular line.

5. Draw a 45-degree line.

6. Draw an arc that intersects a perpendicular line.

The third step in process is:

(a) 2

(b) 3

(c) 4

(d) 5

1. Place compass on intersection point.

2. Place ruler on start point and where arc intersects perpendicular line.

3. Adjust compass width to reach start point.

4. Construct a perpendicular line.

5. Draw a 45-degree line.

6. Draw an arc that intersects a perpendicular line.

The third step in process is:

(a) 2

(b) 3

(c) 4

(d) 5

Draw an angle of measure ${127^o}$ and construct its bisector.

Draw an angle of \[{{50}^{\circ }}\] with the help of a protractor. Draw a ray bisecting this angle.

Construct an angle of \[75^\circ \] and bisect it.

Construct an angle of \[75^\circ \] and bisect it.

Which diagram below shows a correct mathematical construction using only a compass and a straightedge to bisect an angle?

(a)

(b)

(c)

(d) None of these

(a)

(b)

(c)

(d) None of these

How to draw ${{300}^{\circ }}$ in standard position and find one positive and one negative angle that is coterminal to a given angle.

Construct the following angles using set squares: 75 degree

Construct the angle of $105{}^\circ $ only with the help of a ruler and compass.

BC is given. Construct $\angle ABC$, $\angle PBC$ and $\angle QBC$ such that m $\angle ABC = {60^\circ }$, m $\angle PBC = {30^ \circ }$ and m $\angle QBC = {15^\circ }$ with the help of a pair of compass and straight edge. Write the steps of construction.

Draw an angle of measure\[{147^ \circ }\]and construct its bisector.

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