Calculate with measures.

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Presentation transcript:

Calculate with measures. Measure segments. Calculate with measures. Splash Screen

Mathematical Practices 6 Attend to precision. Content Standards G.CO.1 Know precise definitions of angle, circle, perpendicular line, parallel line, and line segment, based on the undefined notions of point, line, distance along a line, and distance around a circular arc. G.CO.12 Make formal geometric constructions with a variety of tools and methods (compass and straightedge, string, reflective devices, paper folding, dynamic geometric software, etc.). Mathematical Practices 6 Attend to precision. CCSS

line segment betweenness of points between congruent segments construction Vocabulary

Concept

A. Find the length of AB using the ruler. Length in Metric Units A. Find the length of AB using the ruler. B. Find the length of AB using the ruler. Example 1

B. Example 1a

Length in Standard Units B. Example 2

A. B. Example 2a

Concept

Find XZ. Assume that the figure is not drawn to scale. Find Measurements by Adding Find XZ. Assume that the figure is not drawn to scale. Example 3

Find BD. Assume that the figure is not drawn to scale. 16.8 mm 50.4 mm Find BD. Assume that the figure is not drawn to scale. Example 3

Find LM. Assume that the figure is not drawn to scale. Find Measurements by Subtracting Find LM. Assume that the figure is not drawn to scale. Find TU. Assume that the figure is not drawn to scale. T U V 3 in Example 4

Write and Solve Equations to Find Measurements ALGEBRA Find the value of x and ST if T is between S and U, ST = 7x, SU = 45, and TU = 5x – 3. ALGEBRA Find the value of n and WX if W is between X and Y, WX = 6n – 10, XY = 17, and WY = 3n. Example 5

Concept

Concept

Homework Page 18 (10-19,22-32 Even) CCSS