Download A Rectangle in the Coordinate Plane

Primary Type: Problem-Solving Task
Status: Published
This is a resource from CPALMS (www.cpalms.org) where all educators go for bright ideas!
Resource ID#: 42296
A Rectangle in the Coordinate Plane
This task provides an opportunity to apply the Pythagorean theorem to multiple triangles in order to determine the length of the hypotenuse; the
converse of the Pythagorean theorem is also required in order to conclude that certain angles are right angles.
A rectangle in the coordinate plane (Microsoft Word): This file includes the task and related information in Microsoft Word format.
A rectangle in the coordinate plane (PDF): This file includes the task and related information in PDF format.
Subject(s): Mathematics
Grade Level(s): 8
Intended Audience: Educators , Parents
Freely Available: Yes
Keywords: A rectangle in the coordinate plane, plane, rectangle, coordinate, cpalms, icpalms,
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Resource Collection: Illustrative Mathematics
SOURCE AND ACCESS INFORMATION
Contributed by: Brian Carmichael
Name of Author/Source: Brian Carmichael
District/Organization of Contributor(s):
Is this Resource freely Available? Yes
Access Privileges: Public
License: CPALMS License - no distribution - non commercial
Related Standards
Name
MAFS.8.G.2.7:
Description
Apply the Pythagorean Theorem to determine unknown side lengths in right triangles in real-world and mathematical
problems in two and three dimensions.
Remarks/Examples:
Examples of Opportunities for In-Depth Focus
The Pythagorean theorem is useful in practical problems, relates to grade-level work in irrational numbers and plays
an important role mathematically in coordinate geometry in high school.
MAFS.8.G.2.8:
Apply the Pythagorean Theorem to find the distance between two points in a coordinate system.
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