Arcs Teacher Resources
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Solving Problems Involving Chords, Radii, Tangents, Secants, and Arcs Within the Same Circle
Tenth graders explore the concept of circles. In this circles lesson plan, 10th graders discuss settings in their lives where they encounter circles. Students work through problems in groups involving finding lengths of diameters, secants, tangents, arcs, and radii of circles and semi-circles.
10th Math 4 Views 67 Downloads
Properties of Arcs, Lengths and Chords
Students differentiate between the different properties of arcs, arc lengths, chords, and chord lengths. For this circles lesson, students calculate the arc length of a given circle, and find the measure of the inscribed angles of a circle and a polygon.
9th - 11th Math 7 Views 33 Downloads
Properties of Circles
Learners study the properties of circles. For this circles lesson, students read a word problem about circles. Learners watch a video about the activity and then practice drawing the circle solution to the problem. Students watch another video segment and discuss the methods in the video.
3rd - 5th Math 5 Views 20 Downloads
Angles in Circles
In this angles in circles worksheet, 10th graders solve 10 different problems that include tangents and chords and intersecting chords. First, they find x when given 2 intersecting chords. Then, students determine x given the diameter that is perpendicular to a chord.
10th Math 3 Views 55 Downloads
Lesson 11.5 Practice B - Circles
In this circles activity, 10th graders solve and complete 13 different problems that include determining the measurement of various angles within a circle. First, they determine the area of each shaded region in the illustrated circles at the top.
10th Math 3 Views 56 Downloads
Relationships Among Arc and Angle Measures in Circles
Learners follow the directions on the attached worksheet to construct shapes using Geometer's Sketchpad. To start the lesson, it is suggested that the teacher guide the students through the initial problem. When constructions are completed they discuss the conclusions they were able to draw from the constructions and questions.
9th - 12th Math 3 Views 35 Downloads
Angles and Arcs
In this angles and arcs worksheet, 10th graders solve 18 various types of problems related to determine various angles and arcs of a circle. First, they find the measure of each angle and arc of the first circle shown. Then, students solve for each in the second circle with the given angles and equation.
10th Math 3 Views 17 Downloads
Super Shapes Part 2 - Circles
Through the use of Internet, video, and hands-on activities, youngsters learn the parts and characteristics of a circle. This fantastic lesson has some excellent website activities included in the plan. Your kids will have a much greater understanding about circles once they've taken part in this lesson.
5th - 6th Math 9 Views 35 Downloads
Students are given diagrams and are asked to make a conjecture. In this geometry lesson, students make conjectures of circles. They complete a lab activity to reinforce making conjectures. The first activity addresses a common core standard on tangent lines and circles.
9th - 11th Math 5 Views 19 Downloads CCSS: Adaptable
For this exploring circles worksheet, 10th graders solve 155 various types of problems that include exploring circles. First, they determine the circumference of a circle with a radius of the given length. Then, students create circle graphs with the given information.
10th Math 6 Views 8 Downloads
Application of a Circle-Angles and Arcs
Tenth graders explore angles and arcs of a circle. In this geometry lesson, 10th graders investigate the relationships between the measures of the different types of angles and arcs in a circle. Students explore a real-world application of circles.
10th Math 7 Views 51 Downloads
Arc Length Lesson
Students find the length of the arc of a circle. In this geometry lesson, students calculate the length of an arc and find the measure of the central angle given the length of the arc. They convert between linear and angular speed. They find the distance, given the speed, radius and time.
9th - 11th Math 5 Views 46 Downloads
Shot Put Arc
Students complete Part A: Dissecting a Circle. They generate their own chords within the circle. Students measure the various parts of the arc in the shot put pit. The first two measurements, the chord and distance from the midpoint of the chord to the arc, are necessary for carrying-out other calculations.
6th - 8th Math 3 Views 5 Downloads
Going in Circles - Inscribed Angles
Learners construct circles and inscribed angles of circles. In this circles and inscribed angles of circles lesson, students use Geometer's Sketchpad for the Ti-89 to discover properties of inscribed angles of a circle. Learners measure the angle of the inscribed angle and compare it to the arc length.
9th - 12th Math 3 Views 53 Downloads
Chords, Tangents, Arcs and Angles
Students use Geometer's Sketchpad or Patty Paper Geometry to explore and write conjectures about chords, tangents, arcs and angles. In this geometric conjecture lesson, students examine what a conjecture is as it relates to geometric properties.
9th - 12th Math 10 Views 29 Downloads