Curated OER
Estimate then Measure the Angle #1
Practice angle estimation with a activity. First learners estimate three angles within 15 degrees, then they measure and name each angle. A reference website is given for additional activities.
Kuta Software
Classifying Angles
Learners sharpen their classification of angles skill with a simple angles worksheet that starts with unlabeled angles and ends with specific angle measures to classify.
Curated OER
Estimate then Measure the Angle #4
In this angles learning exercise, students estimate angles to within 15 degrees, then measure and name each. A reference web site is given for additional activities.
Curated OER
Measuring Angles - Pretest Questions
Upper graders solve ten multiple choice problems about angles and measuring angles.
McGraw Hill
Lines and Angles
Why was the obtuse angle upset? Because it was never right! A valuable resource is loaded with background information on types of angles and lines. Learners review the characteristics of parallel, perpendicular, and intersecting lines,...
Curated OER
Classify and Measure the Angles
In this measuring angles worksheet, students use protractors to measure 9 angles and classify them as obtuse, straight, acute or right angles.
Curated OER
Angle Comparison to Right Angles
In this angles worksheet, students solve 4 problems in which an angle is analyzed and measured. Students tell if each angle is greater than, less than or equal to a right angle.
Curated OER
Measuring and Classifying Angles
In this measuring and classifying angles worksheet, 6th graders select the type of angle (acute, right, obtuse, straight) for 6 drawings, then use a protractor to measure each angle.
Curated OER
Classify and Measure the angles
In this angles learning exercise, students measure and classify angles with a protractor. Students complete the measurement of 9 angles.
Curated OER
Classify Triangles
Here is a classifying triangles practice activity in which learners sharpen their problem solving skills as they solve six story problems.
Curated OER
Angle Measures
In this angles worksheet, students solve 20 problems pertaining to angle measurement and classification. This page is intended to be an online activity, but can be completed on paper.
Curated OER
Classify Angles Worksheet
In this angle classification activity, students solve 8 problems in which an angle measurement in degrees is analyzed. Students classify each angle as right, obtuse, or acute.
Math Mammoth
Classify The Triangles
In this math worksheet, students measure all the angles in these triangles. They also calculate the sum of the angles and classify the triangles.
Curated OER
Angles Measure and Classify
In this angles worksheet, learners solve 6 problems in which an angle is measured with a protractor. Students mark if the angle is acute, right, obtuse or straight.
Curated OER
Angles measure and classify
For this angles worksheet, students measure angles with a protractor and figure out if it is acute, right, obtuse, or straight. Students complete 6 problems.
Math Mammoth
Triangles 1
In this triangles worksheet, learners measure and calculate the measurements of eight triangles, their sums and classify the triangles as acute, obtuse or right.
Curated OER
Naming Angles
In this geometry worksheet, students solve 6 problems in which an angle is analyzed. From 5 choices, students circle the correct math symbol that names the angle. There are no examples or explanations for the symbols, which would be...
Curated OER
Classify and Measure Angles
In this angles worksheet, students classify and measure a set of 9 angles, using a protractor. A reference web site is given for additional activities.
Curated OER
Quadrilaterals and Angle Sums: Reteach
In this quadrilateral and angle sum worksheet, students review the five types of quadrilaterals. Students then find each missing angle measure and classify the figures as quadrilateral, parallelogram, rectangle, rhombus, square, or...
Curated OER
Angles
For this angles worksheet, students classify and measure a set of 12 angles. An answer key is included A website reference is given for additional resources.
Curated OER
Angles
In this angles worksheet, students classify and measure a set of 12 angles. A website reference for additional activities is given.
McGraw Hill
Triangles
After reviewing characteristics of seven types of triangles, young geometers discover how to find the missing angle of a triangle. Then, they practice identifying triangles, find missing angles, and find missing side lengths of similar...
National Security Agency
Classifying Triangles
Building on young mathematicians' prior knowledge of three-sided shapes, this activity series explores the defining characteristics of different types of triangles. Starting with a shared reading of the children's book The Greedy...
Curated OER
Quadrilaterals
In this solving quadrilateral word problems learning exercise, students draw figures to identify quadrilaterals, use angles to find the ones missing, and explain classification. Students solve six problems.