'Substitute 8' presentation slideshows

Solving Equations by Multiplying or Dividing

Solving Equations by Multiplying or Dividing. Warm Up. Simplify:. 1) a = -2.8. 1) -5.2 + a = -8. 2) 90 = -22 + a. 2) a = 112. 3) -12 + f = 3. 3) f = -9. 4) -1200 + j = 345. 4) j = 1545. Introduction.

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Solving Linear Equations

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Warm Up

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Bisectors, Medians, and altitudes in Triangles

Bisectors, Medians, and altitudes in Triangles. Warm Up. Lesson Presentation. Lesson Quiz. Holt McDougal Geometry. Holt Geometry. Warm Up 1. Draw a triangle and construct the bisector of one angle. 2. JK is perpendicular to ML at its midpoint K . List the congruent segments. Warm Up

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Warm Up

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2-5

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10-1

Developing Formulas Triangles and Quadrilaterals. 10-1. Warm Up. Lesson Presentation. Lesson Quiz. Holt McDougal Geometry. Holt Geometry. Warm Up Find the unknown side length in each right triangle with legs a and b and hypotenuse c . 1. a = 20, b = 21 2. b = 21, c = 35

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Recall that a rectangle with base b and height h has an area of A = bh .

A tangram is an ancient Chinese puzzle made from a square. The pieces can be rearranged to form many different shapes. The area of a figure made with all the pieces is the sum of the areas of the pieces. Recall that a rectangle with base b and height h has an area of A = bh .

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Segment Lengths in Circles

Segment Lengths in Circles. Mrs. Rawat. Theorem. When chords intersect, the chords break into segments that are equal when multiplied. Theorem. When chords intersect, the chords break into segments that are equal when multiplied. Theorem.

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EXAMPLE 4

b. Write a power function y = ax whose graph passes through (3, 2) and (6, 9). Substitute the coordinates of the two given points into y = ax. b. b. 2 = a 3. b. 9 = a 6. EXAMPLE 4. Write a power function. SOLUTION. STEP 1. Substitute 2 for y and 3 for x.

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2-1

Solving Equations by Adding or Subtracting. 2-1. Holt Algebra 1. I will collect AYR p 73 Notes. HW , p 80 #22-56 even, 68, 72, 74 ** Must show your work**. Objective. Solve one-step equations in one variable by using addition or subtraction.

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Warm up

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