Previous Standard
Measure angles in whole-number degrees using a protractor. Sketch angles of specified measure.
Next Standard
Draw points, lines, line segments, rays, angles (right, acute, obtuse], and perpendicular and parallel lines. Identify these in two-dimensional figures.
Worksheets
![4.md.7 Worksheets - Adding a Ray and Calculating Angle worksheet 4.md.7 Worksheets - Adding a Ray and Calculating Angle worksheet](/math/angles/adding a ray and calculating angle/english/thumb.png)
![4.md.7 Worksheets - Adding a Ray and Calculating Angle worksheet 4.md.7 Worksheets - Adding a Ray and Calculating Angle worksheet](/math/angles/adding a ray and calculating angle/english/thumb.png)
![4.md.7 Worksheets - Finding Missing Angle worksheet 4.md.7 Worksheets - Finding Missing Angle worksheet](/math/angles/finding missing angle/english/thumb.png)
![4.md.7 Worksheets - Finding Missing Angle worksheet 4.md.7 Worksheets - Finding Missing Angle worksheet](/math/angles/finding missing angle/english/thumb.png)