Download Warm-Up 1. The name of a triangle with no congruent sides. scalene

February 08, 2013
Warm-Up
1. The name of a triangle with no
congruent sides.
scalene
2. The name of a triangle with a 90 angle
and two congruent sides. isosceles right
3. A quadrilateral with only one pair of
parallel sides.
trapezoid
4. A figure with at least 3 straight lines that
do not cross.
polygon
February 08, 2013
What kinds of angles are
these?
What kinds of angles are these?
Corresponding angles
Vertical angles
Adjacent angles
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Find the measure of the unknown angle.
February 08, 2013
Find the measure of the unknown angle
in the quadrilateral.
February 08, 2013
Divide each polygon into triangles to find the sum of its
angle measures.
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February 08, 2013
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February 08, 2013
Find the measure of the third angle in each triangle,
given two angle measures. Then classify the
triangle.
99°, 34°
12°, 90°
44°, 66°
Ashley has 3 planks that are each 4 feet long. If
she uses the planks to form a triangular flower
bed, what will be the measure of each angle in the
triangle?
February 08, 2013
February 08, 2013