Identify Acute Right and Obtuse Angles-Gr 4.pdf
Identify Acute Right and Obtuse Angles-Gr 4.pdf
Identify Acute Right and Obtuse Angles-Gr 4.pdf
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Blocks, Corners, <strong>and</strong> IntersectionsName:The two dotted lines below intersect to form right angles. Place the corner of the orangepattern block at the intersection of the two lines <strong>and</strong> note that the corner forms a rightangle. How many right angles does the square have?Compare the angles of the pattern blocks listed below to the right angle of the orangesquare. Are the angles bigger or smaller? Do any of the other pattern blocks haveright angles?234142351262311431243Below, describe the angles you investigated in each figure.1. SQUARE:All 4 angles are right angles.2. HEXAGON:3. TRAPEZOID:4. BLUE RHOMBUS:5. TRIANGLE:6. TAN RHOMBUS:© Didax – www.didax.com Advanced Pattern Block Book – 79
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