Basic geometry and measurement
Angle relationships videos
Explore diverse angle relationships, such as complementary and supplementary angles, enhancing problem-solving skills and fostering a deeper understanding of geometric concepts.
200+ videos and assessments
Standards aligned
Vetted by experts
Missing angles problems
VIDEOS
Find measure of vertical angles
Khan Academy
•1th - 5th Grade
•10 Qs
Find measure of angles word problem
Khan Academy
•5th - 8th Grade
•10 Qs
Equation practice with vertical angles
Khan Academy
•6th - 10th Grade
•10 Qs
Equation practice with supplementary angles
Khan Academy
•6th - 8th Grade
•10 Qs
Equation practice with complementary angles
Khan Academy
•6th - 8th Grade
•10 Qs
Triangle angles
VIDEOS
Triangle exterior angle example
Khan Academy
•7th - 10th Grade
•10 Qs
Angles in a triangle sum to 180° proof
Khan Academy
•6th - 10th Grade
•10 Qs
Isosceles & equilateral triangles problems
Khan Academy
•6th - 8th Grade
•10 Qs
Worked example: Triangle angles (diagram)
Khan Academy
•6th - 10th Grade
•10 Qs
Worked example: Triangle angles (intersecting lines)
Khan Academy
•6th - 9th Grade
•10 Qs
Triangle angle challenge problem
Khan Academy
•6th - 10th Grade
•6 Qs
Triangle angle challenge problem 2
Khan Academy
•6th - 8th Grade
•10 Qs
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