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Williamsburg High School for Architecture and Design

Redefining Career & Technical Education in New York City Since 2009

You are here: Home / Teacher Posts / Geometry Review Friday!

Geometry Review Friday!

June 13, 2013 By Ms. Terraferma

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5 DAYS REMAIN!!  Geometry Review Friday & Monday 9am- 12pm

Ms.T’s top 10. Do you know:

1) The equation of a circle.

2) That the diagonals of a rhombus are perpendicular

3) Dilations are not isometric (congruent)

4) In Similar figures (dilations) sides  and perimeter are proportional but angles NEVER change.

5) When an object is reflected the orientation of the letters is opposite (reverse).

6) the Pythagorean Theorem and his famous triplets (3-4-5, 6-8-10, 5-12-13, 7-24-25, 8-15-17)

7) The distance formula and midpoint formula

8) The Centroid is made by three medians within a triangle (and the centroid divides the median into two segments whose length is in a 2:1 ratio)

9) Exterior Angle of a triangle is equal to the sum of the two remote interior angles

10) Parallel lines have the same slope.  Perpendicular lines have slopes that are negative reciprocals of each other.

MORE STUFF CAN BE FOUND ON YOUR STUDY CARD AND IN YOUR ORANGE BOOK!!

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About Ms. Terraferma

Ms. Terraferma is the 9th and 11th grade guidance counselor. She can be reached at 718-388-1260 x3311 or terraferma@whsad.org.

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