Day 13 Geometry.

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Presentation transcript:

Day 13 Geometry

Warm Up 1) Write the equation of the line through the points (–1,3) and (5, –1) in point-slope form. 2) 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 a2 + b2 = c2 Note #15 (continued) The Pythagorean Theorem a2 + b2 = c2

Solving for x using the Pythagorean Theorem Note #15 (continued) Solving for x using the Pythagorean Theorem

Note #15 (continued) Find the missing side

Note #15 (continued) Formulating the distance formula

Note #15 (continued) Distance Formula – Given the two points (x1,y1) and (x2,y2), the distance between these points is given by the formula:

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

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