Recall that a portion of a circle is called an arc. One way to measure an arc is with degrees.

Explore finding and measuring perimeter of figures.

Use the fact that the arc measures of a circle must sum to 360 degrees to find missing arc measures. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Use the fact that the arc measures of a circle must sum to 360 degrees to find missing arc measures by setting up equations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...

[Free Registration/Login may be required to access all resource tools.] In this lesson students recognize dilations and use scale factor to determine measurements. Students examine guided notes, review guided practice, watch...

In this video from Cyberchase, Bianca breaks her friend's tabletop when she's practicing dance moves in his living room. She uses measurement and geometry to get a new piece of wood that will fit the table exactly. The accompanying...

Students are challenged to identify and measure angles created by parallel lines and a transversal as well as complementary and supplementary pairs.

In this exercise, students practice measuring angles. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

[Free Registration/Login may be required to access all resource tools.] In this tutorial, students recognize congruence and find unknown measures of angles. They can examine guided notes, review guided practice, watch instructional...

[Free Registration/Login may be required to access all resource tools.] This study guide reviews how to measure the distance between two points and the Ruler Postulate. It also introduces congruency/congruent segments and midpoint.

[Free Registration/Login may be required to access all resource tools.] In this lesson students find the measure of the exterior angles of a polygon. Students examine guided notes, review guided practice, watch instructional videos and...

This study guide on arcs and angles covers key vocabulary, arc measurement in degrees and radians, congruent arcs, bisecting arcs, and the angles on, inside, and outside a circle. Also covers formulas and theorems. It is available for...

Learn how the Law of Cosines uses the measure of angle C to provide an equation that relates the three sides of the triangle with angle C.

Learn how to manipulate and measure composite shapes.

Understand circles and their measurement applications.

Explore and measure a variety of quadrilaterals.

Explore and measure a variety of triangles.

Explore the structure and measurement of polygons.

[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on how to classify triangles based on angle measures.

Use your knowledge about angles to find missing angle measures in various situations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Connect new measurement knowledge and skills to the students' immediate environment.

[Free Registration/Login Required] In this interactive you will measure the box against the three different rulers to best determine the height of the box with each ruler. You will need a sign-in to access this media, but it will be well...

Use your knowledge of angles to find missing angle measures in various complex situations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.

Practice finding angle measures between intersecting lines.