Angles
I am an angle that is less than 90 degrees but greater than 0 degrees. What am I?
Acute Angle
The sum of the angles in a triangle is what?
180 degrees
Which quadrilateral has exactly one pair of parallel sides?
Trapezoid
In a pair of adjacent complementary angles, one of the angles is 47 degrees. What is the measure of the other angle?
43 degrees
160 degrees, 20 degrees
Two angles opposite from each other that are formed by intersecting lines and are congruent are called what?
Vertical Angles
An angle has side lengths of 3,4,and 5 inches. The angles are 90 degrees, 40 degrees, and 50 degrees. Classify the triangle.
Right Scalene
Fill in the blank with always, sometimes, or never:
A rectangle is ______ a rhombus.
What is the sum of the measures of the interior angles in a hexagon?
720 degrees
Is a stop sign an example of a regular polygon? What polygon?
Yes, octagon
These are a pair of angles on the outer side of each of two parallel lines but on opposite sides of the transversal.
Alternate Exterior Angles
A triangle has angle measures of 35 degrees, 52 degrees, and x degrees. What is the measure of the third angle?
93 degrees
What is the sum of the angle measures of a quadrilateral?
360 degrees.
In a parallelogram, three angle measures are 40 degrees, 140 degrees, and 40 degrees. What is the measure of the fourth angle?
140 degrees
Draw an example of a convex polygon
Teacher will check!
Fill in the blank with always, sometimes, or never:
Complementary angles are ________ adjacent.
Sometimes
Fill in the blank with always, sometimes, or never:
An equilateral triangle is ______ obtuse.
A quadrilateral has 2 pairs of parallel sides. What quadrilaterals could it be (must get all to be correct)?
Rectangle, Square, Rhombus, Parallelogram
The sum of the interior angles of a polygon is 1800 degrees. How many sides does the polygon have?
12 sides
NO.
These are the angles which occupy the same relative position at each intersection where a straight line crosses two others.
Corresponding Angles
A triangle has side lengths of 10 inches, 9 inches, and 9 inches. Classify the triangle by its sides. Spelling counts.
Isosceles
A quadrilateral has two adjacent 3-inch sides that meet at a right angle. The other two sides each have a length of 5 cm. What is the quadrilateral?
Kite
In a triangle, the angles can be represented by the following three expressions. Find the measure of each angle.
(3x + 28) ; (2x - 10) ; (5x + 52)
x=11
61 degrees, 12 degrees, 107 degrees
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