Determine which scale on the protractor to sketch angles that measure approximately 45º use, based on the direction the angle is open. and 30º. They use appropriate terminology (acute, right, and obtuse) to describe angles Determine the kind of angle based on the and rays (perpendicular). specified measure to decide reasonableness of the sketch. Performance Skills Targets Measure angles in whole-number degrees using a protractor. Sketch angles of specified measure. Make sense of Reason abstractly and Construct viable Model with Use appropriate tools Attend to precision Look for and make Look for and express problems and quantitatively arguments and mathematics strategically use of structure regularity in repeated preserver in solving critiques the reasoning them. reasoning of others Cluster: Geometric measurement: Understand concepts of angle and measure angles. 4.MD.7 Recognize angle measure as additive. When an angle is decomposed into non-overlapping parts, the angle measure of the whole is the sum of the angle measures of the parts. Solve addition and subtraction problems to find unknown angles on a diagram in real world and mathematical problems, e.g., by using an equation with a symbol for the unknown angle measure. Knowledge Targets “I Can” Statements Standard Interpretations
sketch angles that measure approximately 45º and 30º. They use appropriate terminology (acute, right, and obtuse) to describe angles and rays (perpendicular). Determine which scale on the protractor to use, based on the direction the angle is open. Determine the kind of angle based on the specified measure to decide reasonableness of the sketch. Performance Skills Targets Measure angles in whole-number degrees using a protractor. Sketch angles of specified measure. Make sense of problems and preserver in solving them. Reason abstractly and quantitatively Construct viable arguments and critiques the reasoning of others Model with mathematics Use appropriate tools strategically Attend to precision Look for and make use of structure Look for and express regularity in repeated reasoning Cluster: Geometric measurement: Understand concepts of angle and measure angles. 4.MD.7 Recognize angle measure as additive. When an angle is decomposed into non-overlapping parts, the angle measure of the whole is the sum of the angle measures of the parts. Solve addition and subtraction problems to find unknown angles on a diagram in real world and mathematical problems, e.g., by using an equation with a symbol for the unknown angle measure. Knowledge Targets “I Can” Statements Standard Interpretations
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