Download 4_Math_G1 - mcsfourthgrade

SandHills Regional Education Consortium
Domain:

Geometry
Mathematical Practice(s):
 Use appropriate tools strategically.
 Attend to precision.
 Reason abstractly and quantitative
Level of Thinking:
 Analyzing
Anchor Standard:
N/A
Grade Specific Standard:
 4.G.1 Draw points, lines, line segments, rays, angles (right, acute, obtuse), and perpendicular and parallel lines. Identify these in two
dimensional figures.
Information Technology Standard:
 4.TT.1 Use technology tools and skills to reinforce classroom concepts and activities.
Clarifying Objectives:
 Draw and identify examples of points, lines, line segments, rays, angles (right, acute, obtuse), and perpendicular and parallel lines.
Task Analysis
Vocabulary
Review
 Identify and draw lines, angles, and figures
according to the properties of two polygon
dimensional figures.
 rhombus/rhombi

Recognize that figures are made from line
 rectangle
segments with common endpoints, thus
 square
creating angles inside the shape.
 triangle
 Create two-dimensional figures using
 quadrilateral
geometric attributes.
 pentagon
 Draw points, lines, line segments, rays,
 hexagon
angles (right, acute, obtuse), and
 trapezoid
perpendicular and parallel lines and
Anson County ~ Bladen County ~ Columbus County ~ Cumberland County ~ Ft. Bragg ~ Harnett County ~ Hoke County
Lee County ~ Montgomery County ~ Moore County ~ Richmond County ~ Robeson County ~ Scotland County ~ Whiteville City
Copyright (2012) – No portion of this document can be reproduced or used without the express permission of the Executive Director of the SandHills Regional Educational Consortium
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SandHills Regional Education Consortium
Identify these in two dimensional figures
 half/quarter circle
 circle
Instruct
 properties
 point
 line
 line segment
 ray
 angle
 vertex/vertices
 right angle
 acute angle
 obtuse angle
 straight angle
 perpendicular
 parallel
 intersecting
 right triangle
 isosceles triangle
 equilateral triangle
 scalene triangle
 two-dimensional
 protractor
Instructional Resources:
a variety of objects that model angle rotation (e.g., compass, door on hinge, clock, game spinner, model of earth rotating around the sun)
http://coolmath4kids.com/
Anson County ~ Bladen County ~ Columbus County ~ Cumberland County ~ Ft. Bragg ~ Harnett County ~ Hoke County
Lee County ~ Montgomery County ~ Moore County ~ Richmond County ~ Robeson County ~ Scotland County ~ Whiteville City
Copyright (2012) – No portion of this document can be reproduced or used without the express permission of the Executive Director of the SandHills Regional Educational Consortium
Page 2 of 3
SandHills Regional Education Consortium
http://www.khanacademy.org
http://www.adaptedmind.com/Math-Worksheets.html
http://www.mathplayground.com
Notes and Additional Information:
Anson County ~ Bladen County ~ Columbus County ~ Cumberland County ~ Ft. Bragg ~ Harnett County ~ Hoke County
Lee County ~ Montgomery County ~ Moore County ~ Richmond County ~ Robeson County ~ Scotland County ~ Whiteville City
Copyright (2012) – No portion of this document can be reproduced or used without the express permission of the Executive Director of the SandHills Regional Educational Consortium
Page 3 of 3