NDLI: Video Lectures on Geometry

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Addition & Subtraction

Decimal Arithmetic

Factors & Primes

Fraction Problems

Draw a hexagon and measure its angles - geometry problem

Concept of perimeter

Angle relationships and unknown angle problems

Area of right triangles

Area and perimeter problems - rectangular shapes

Draw a square with a given side, and copy a triangle - geometry drawing problems

Area of parallelograms - including a simple proof for the formula

Lines, rays, and angles

Angles in a triangle add up to 180 degrees - exercises and proof

Find the perimeter of shapes - simple problems

How to find the area of triangles - and what the formula is based on

Area and perimeter problems

Drawing geometric shapes with given conditions

Units of area: square inch, square cm, square feet

How to use a protractor to measure & draw angles

Problems to solve: area of rectangles

Classifying triangles by their sides and angles

Estimating angles

Drawing triangles with given conditions

Find the area of a triangle by drawing and measuring the altitude

Classifying quadrilaterals - seven types of quadrilaterals and their family tree

How to draw a right angle (perpendicular line) and a rectangle

How to calculate the area of a circle, plus simple proof for the formula

Area of polygons, including in a grid

Area of rectangles and rectangular shapes. Concrete case of the distributive property

Cubic units and the volume of a rectangular prism

Pi and the circumference of a circle

Introduction to conversions between units of area

Volume of rectangular prism with fractional edge lengths

Acute, obtuse, and right triangles

Circles - introduction

Word problem: volume of a rectangular prism with fractional edge lengths

Polygons - introduction

Surface area and nets (part 1)

Surface area and nets (part 2)

Angles in a Parallelogram

Rectangles and squares

Volume of a rectangular prism and cubic units

Perimeter - the concept and varying exercises

Volume: problems to solve

How to use a protractor

Basic shapes - circles, triangles, squares, and quadrilaterals

Vertical Angles

Graphical Expressions

Modeling equations with a pan balance

Money and Change

Multiplication & Division

Multiplication Tables

Pictographic Calculation

Problem solving with bar models

Proportions and Proportional Relationships

Pythagorean Theorem

Rational Numbers

Round and Estimate

Time Measurement

Video Lectures on Geometry

Content Provider	Math Mammoth
Description	These video lecture focuses on area, the area of triangles, parallelograms, angles, circles, and polygons plus simple area conversions. We also look at the volume of a rectangular prism with fractional edge lengths.angles,
Language	English
Access Restriction	Open
Subject Keyword	Parallelograms Square centimiter Side length Word problem 180 degrees Perpendicular line Quadrilateral Area of triangles Quadrilaterals Protractor Area units 5th grade Mathematics Acute triangle Rectangular prisms Cubic centimeter Common core Surface area and nets Volume Obtuse angle Area of hexagons Measuring the altitude Video Lecture on Geometry Word problems Geometric pattern Conversions between units of area Square feet Seven types of quadrilaterals 3rd grade Mathematics Eflex angle Circles Classifying triangles Mathematics problem solving Dimensions Class II Mathematics Calculate volume Rectangular prism Area of a triangle Length Distributive property Triangle with three given sides Three dimensions Draw triangles How to use a protractor Real-world problem Angle sum of triangle Angle sum Rectangles and squares Class 2 Mathematics Shapes Polygon Circumference of a circle Class 4 Mathematics Class 6 Mathematics Circle Mathematics Class II Supplementary angles Square miles Distributive property of rectangle Area of right triangle Measurement of angles Mathematics Class IV Fractional edge lengths Area Circumference of Circle Class III Mathematics Equilateral Geometric construction Measurement Squares Area of rectangle Units of area Angle relationships Classification by angles Angle Video Lecture on Mathematics Mathematics Rhombus Surface Area Base times altitude Rectangular Four-sided shape Draw shapes Protractor for measurement for angles Volume of a rectangular prism Unit cubes Perimeter 1st grade Mathematics Right triangle Mathematics Class 1 Pre-algebra Mathematics Class VII Mathematics Problem solving Area model Mathematics Class I Perimeter of shapes Triangle Rectangle Angles Scalene quadrilateral Grade 6 Mathematics Mathematics Class 6 Angles in a triangle Mathematics Class 7 Mathematics Class 4 Mathematics Class 5 Grade 7 Mathematics Acute angle Mathematics Class VI Trapezoid Mathematics Class 2 Mathematics Class 3 Area of parallelograms Class V Mathematics 4th grade Mathematics Base times height Square Equilateral triangle Compass Pi and the circumference of a circle Mathematics Class V Class VII Mathematics Estimating Mathematics Video Lecture Area of polygons Parallelogram Shape Grid Width Computing Surface area Obtuse triangle 6th grade Mathematics Diameter Estimating angles Opposite angles of parallelogram Square centimeters Area of triangle Class 1 Mathematics Obtuse Patterns Geometry Vertical angles Right angle Altitude of a triangle Draw altitude Base times height divided by 2 Multiplication Compass and ruler Cubic inch Square foot Formula Area of a parallelogram Perimeter of rectangle Class 3 Mathematics 2nd grade Mathematics Class 5 Mathematics Addition Triangles Square units Class 7 Mathematics Square inch Class IV Mathematics Rectangles Classification by sides Cubic units Area of rectangles Area of a circle Polygons Word problems involving volume Calculate the area of a circle Basic shapes Radius Measure angles Class VI Mathematics Class I Mathematics Area of heptagons Circumference Isosceles Mathematics Practice problem Mathematics Class III Height Lines Unit of area Hexagon 7th grade Mathematics Square millimeters Concept of perimeter Triangle classification Geometric shapes Rectangular shape Area of pentagons Geometry Video Lecture Altitude
Content Type	Video
Educational Role	Student Teacher
Educational Use	Self Learning Solution Problem Solving
Education Level	Class VI Class III Class IV Class V Class II Class VII Class I
Resource Type	Video Lecture Collection
Subject	Geometry

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