Day 13 Geometry. Warm Up  Write the equation of the line through the points (– 1,3) and (5, –1) in point-slope form.  Graph the line –6x + 7y = –84.

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Presentation transcript:

Day 13 Geometry

Warm Up  Write the equation of the line through the points (– 1,3) and (5, –1) in point-slope form.  Graph the line –6x + 7y = –84 using the x– and the y– intercepts.

Homework Check

Learning Objective G-GPE-5 - Prove the slope criteria for parallel and perpendicular lines and use them to solve geometric problems (e.g., find the equation of a line parallel or perpendicular to a given line that passes through a given point).

Note #15 What is the Pythagorean Theorem? What is it used to find?

The Pythagorean Theorem a 2 + b 2 = c 2 Note #15 (continued)

Solving for x using the Pythagorean Theorem

Note #15 (continued) Find the missing side

Note #15 (continued) Formulating the distance formula

Distance Formula – Given the two points (x 1,y 1 ) and (x 2,y 2 ), the distance between these points is given by the formula: Note #15 (continued)

Find the distance between the points (–2, –3) and (–4,4) Note #15 (continued)

Exit Slip 1) Find the value of x 2) Find the distance between the points Homework: Page 46 #2-8 All, 14, 43