Geometry - Angle Basics

44 Topics, 3 Skills

Measure Angle With Protractor - Under 90 Degrees (Positive)

Topic 1

Measure Angle With Protractor - Under 90 Degrees (Positive)

Topic 2

Measure Angle With Protractor - Under 180 Degrees (Positive)

Topic 3

Measure Angle With Protractor - Under 90 Degrees (Negative)

Topic 4

Measure Angle With Protractor - Under 90 Degrees (Negative)

Topic 5

Measure Angle With Protractor - Under 180 Degrees (Negative)

Topic 6

Measure Angle With Protractor - Under 180 Degrees (Negative)

Topic 7

Measure Angle With Protractor - Under 90 Degrees (Floating)

Topic 8

Measure Angle With Protractor - Under 90 Degrees (Floating)

Topic 9

Measure Angle With Protractor - Under 180 Degrees (Floating)

Topic 10

Measure Angle With Protractor - Under 180 Degrees (Floating)

Topic 11

Comparing Angle Measurements and Diagrams

Topic 12

Comparing Angle Measurements and Diagrams

Topic 13

Acute, Obtuse, Right or Straight - First Time

Topic 14

Comparing Angle Measurements and Diagrams

Topic 15

Is Angle Acute, Obtuse, Right, or Straight (one option)

Topic 16

Acute, Obtuse, Right or Straight

Topic 17

Is Angle Acute, Obtuse, Right, or Straight (one option)

Topic 18

Acute, Obtuse, Right or Straight (Reversed)

Topic 19

Is Angle Acute, Obtuse, Right, or Straight (one option)

Topic 20

90, 180, or 270 Degrees

Topic 21

Estimating (true/false)

Topic 22

Estimating (true/false)

Topic 23

Estimating (true/false)

Topic 24

Estimating (degrees) With Reference

Topic 25

Estimating (degrees) With Reference

Topic 26

Estimating (degrees)

Topic 27

Estimating (degrees) With Reference

Topic 28

Estimating (degrees)

Topic 29

Estimating - Reversed With Reference

Topic 30

Estimating - Reversed With Reference

Topic 31

Estimating - Reversed

Topic 32

Estimating - Reversed

Topic 33

Estimating (degrees)

Topic 34

Estimating - Reversed With Reference

Topic 35

Estimating - Reversed

Topic 36

Remainder of 90 Degree Angle

Topic 37

Remainder of 90 Degree Angle

Topic 38

Remainder of 180 Degree Angle

Topic 39

Remainder of 90 Degree Angle

Topic 40

Remainder of 180 Degree Angle

Topic 41

Remainder of 90 Degree Angle

Topic 42

Remainder of 180 Degree Angle

Topic 43

Remainder of 180 Degree Angle

Topic 44

Angles - Estimating (degrees) With Reference (Level 2)

Topic 26

This math topic covers the concept of estimating angles in degrees, an essential part of the basics of geometry. Specifically, given a reference angle, the students' task is to provide a good estimation for the measurement of a second angle. A crucial aspect of understanding geometrical figures and their properties, the topic provides practice through illustrative questions where the images aid in visual estimation.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

View Unit

Estimating (degrees) With Reference

Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.


If the first angle is 75°, what is a good estimate for the second angle?

75