Multiple ways to solve for the angles of multiple triangles
Proving that the area of any triangle is 1/2 b x h
Seeing that the centroid is 2/3 of the way along every median
Intuition behind the triangle inequality theorem
Using triangle congruency postulates to show that two intersecting segments are perpendicular
This video is from the Khan Academy subject of Math on the topic of Geometry and it covers Using algebra to find measures of angles formed from transversal.
This video is from the Khan Academy subject of Math on the topic of Geometry and it covers Using algebra to find the measures of vertical angles.
This video is from the Khan Academy subject of Math on the topic of Geometry and it covers Using a protractor.
Volume of a Sphere
This video is from the Khan Academy subject of Math on the topic of Geometry and it covers Volume of a rectangular prism or box examples.
This video is from the Khan Academy subject of Math on the topic of Geometry and it covers Volume word problem example.
Proving whether a special quadrilateral can exist
Learners review the fundamental laws of algebra including the commutative law of addition, the commutative law of multiplication, the associative law of addition, the associative law of multiplication, and the distributive law. Examples are given.
Learners try to figure out how The Mathemagician "reads their minds" and identifies the day of the month they were born. An explanation completes the interactive learning object.
Learners review the basic math operations involving zero, emphasizing that division by zero is undefined. Examples are given.
In this interactive object, learners simplify ratios and solve problems using proportions. All terms are defined.
Learners read definitions of the terminology associated with algebraic operations and then follow steps to simplify algebraic expressions.
Learners read definitions of the terminology associated with algebraic operations and then follow steps to use the fundamental laws of division to simplify algebraic expressions.
Learners read definitions of the terminology associated with algebraic operations and then follow steps to use the fundamental laws of multiplication to simplify algebraic expressions.
In this interactive object, learners examine the properties of equality and use those properties to solve simple equations.