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3rd Period

Bellwork Monday 9/19/16

posted Sep 18, 2016, 9:30 PM by Chris Buehnerkemper

If , then what is ?
Answer choices:

Bellwork Friday 9/16/16

posted Sep 16, 2016, 10:38 AM by Chris Buehnerkemper

Point O is the center of the square. A dilation with center D takes O to B. What is the side length of the image of the square under the dilation?

Answer choices:

Bellwork Thursday 9/15/16

posted Sep 15, 2016, 9:08 AM by Chris Buehnerkemper

Which geometric concept is MOST useful when explaining the effect of a rotation on a segment? Why?

Answer choices:
  • angle
  • parallel lines
  • perpendicular lines
  • scale factor

Bellwork Wednesday 9/14/16

posted Sep 13, 2016, 10:30 PM by Chris Buehnerkemper

Which One Doesn't Belong? Why?

Bellwork Tuesday 9/13/16

posted Sep 12, 2016, 10:19 PM by Chris Buehnerkemper

A series of rigid motions superimposed Quadrilateral 1 onto Quadrilateral 2. The sides of Quadrilateral 1 listed clockwise are marked Red, White, Green, and Blue (R, W, G, B). Which is a possible list of the side colors of Quadrilateral 2, in clockwise order?

A)  B, W, G, R
B)  G, B, W, R
C)  R, G, B, W
D)  W, R, B, G
Remember to write the whole answer, not just A/B/C/D. You don't have to write the entire question.

Bellwork 9/12/16

posted Sep 12, 2016, 10:49 AM by Chris Buehnerkemper

A plane cut through the rectangular prism. How many sides does the cross-section have?
Answer choices:
  • 3
  • 4
  • 5
  • 6

Bellwork Thursday, 9/8/16

posted Sep 8, 2016, 9:18 AM by Chris Buehnerkemper   [ updated Sep 8, 2016, 9:20 AM ]

Which statements should be used to prove that the measures of angles 1 and 5 sum to 180°?

Answer choices:
  • Angles 1 and 8 are congruent as corresponding angles; angles 5 and 8 form a linear pair.
  • Angles 1 and 2 form a linear pair; angles 3 and 4 form a linear pair.
  • Angles 5 and 7 are congruent as vertical angles; angles 6 and 8 are congruent as vertical angles.
  • Angels 1 and 3 are congruent as vertical angles; angles 7 and 9 form a linear pair.

Bellwork Tuesday, 9/6/16

posted Sep 6, 2016, 8:13 AM by Chris Buehnerkemper

A city zoo uses 3-dimensional, metallic structures to mark its various regions according to animal type. The zoo manager notices that the i in birds needs to be replaced, and she wants to know how much metal is needed to construct a new one. In order to solve this problem, which geometric shapes should the zoo manager use to represent the lower-case i?

Answer choices:
  • rectangle and circle
  • cylinder and cube
  • trapezoid and square
  • prism and sphere

Bellwork Thursday 9/1/16

posted Sep 1, 2016, 8:32 AM by Chris Buehnerkemper

Twice a number is 10 more than three times the number. What is the number?

Bellwork Wednesday 8/31/16

posted Aug 31, 2016, 10:25 AM by Chris Buehnerkemper

Which one doesn't belong? Why?

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