Geometry skills

IXL has hundreds of Geometry skills to learn and review! As you work through a skill, questions will adapt to match your level. Keep answering questions to reach mastery!

A. Logic

1
Identify hypotheses and conclusions

2
Counterexamples

3
Conditionals

4
Negations

5
Converses, inverses, and contrapositives

6
Biconditionals

7
Truth tables

8
Truth values

B. Points, lines, line segments, and planes

1
Lines, line segments, and rays

2
Properties of planes, lines, and points

3
Describe intersections in a plane

4
Lengths of segments on number lines

5
Additive property of length

6
Midpoints

7
Weighted averages

8
Congruent line segments

9
Construct a congruent segment

10
Perpendicular Bisector Theorem

11
Midpoint formula: find the midpoint

12
Partition a line segment in a given ratio

13
Midpoint formula: find the endpoint

14
Distance formula

15
Midpoint and distance formulas: mixed practice

16
Distance to the origin in three dimensions

17
Construct the midpoint or perpendicular bisector of a segment

$Checkpoint skill$
Checkpoint: Partition a line segment

C. Angles

1
Angle vocabulary

2
Angle measures

3
Identify complementary, supplementary, vertical, adjacent, and congruent angles

4
Find measures of complementary, supplementary, vertical, and adjacent angles

5
Angle diagrams: solve for the variable

6
Angle bisectors

7
Construct an angle bisector

8
Construct a congruent angle

9
Proofs involving angles

D. Parallel and perpendicular lines

1
Identify parallel, intersecting, and skew lines and planes

2
Construct a perpendicular line

3
Transversals: name angle pairs

4
Transversals of parallel lines: find angle measures

5
Transversals of parallel lines: solve for x

6
Construct parallel lines

7
Proofs involving parallel lines I

8
Proofs involving parallel lines II

$Checkpoint skill$
Checkpoint: Definitions of geometric objects

$Checkpoint skill$
Checkpoint: Line and angle theorems

E. Lines in the coordinate plane

1
Slopes of lines

2
Graph a linear equation

3
Equations of lines

4
Slopes of parallel and perpendicular lines

5
Equations of parallel and perpendicular lines

6
Find the distance between a point and a line

7
Find the distance between two parallel lines

$Checkpoint skill$
Checkpoint: Coordinate proofs

$Checkpoint skill$
Checkpoint: Parallel and perpendicular lines