What is this called?
A ray
Find the missing angle measurement.
Missing angle = 17 degrees
How many sides does a quadrilateral have?
4
What type of angle is this angle?
Obtuse
How many degrees is a right angle?
90 degrees
How many lines of symmetry does the image below have?
2
How many degrees is a straight angle?
180
Which quadrilateral has all equal sides and no right angles?
rhombus
What is the measurement in degrees of the shaded part of the circle?
360 divide 8 = 45
45 x 3 =135 degrees
What is this called?
Line Segment
Find the measurements of x, y, and z
x: 104 degrees
y:76 degrees
z: 104 degrees
Kara draws a figure that has 2 pairs of parallel sides, 4 right angles, and not all side lengths are the same. Which figure does she draw?
Rectangle
What type of triangle is this?
Equilateral, Scalene, or Isosceles?
Explain your reasoning.
Scalene Triangle
It has 3 different side lengths.
Draw a 125 degree angle on your whiteboard.
Check
Mary is right.
360 divide 5 = 72
Draw and describe an obtuse triangle.
One of the angles has to be greater than 90 degrees.
Which shape is described below?
-Four Sides of Equal Length
-Opposite Sides Parallel
-No right angles
A. Square
B. Triangle
C. Rhombus
D. Trapezoid
C. Rhombus
Draw and describe an equilateral triangle.
All side lengths are equal.
I am two lines that cross in the middle. (not necessarily at a 90 degree angle)
Intersecting lines
Draw an acute, equilateral triangle
check
What is a reflex angle?
The measurement of the OUTSIDE angle
A polygon with 3 sides?
triangle
Draw and describe a isosceles triangle and draw a picture.
Two side lengths have the same measurements.
One side is shorter.
What are line segments that intersect at an angle of 90 degrees?
Perpendicular lines
The point shared by two sides of an angle, polygon, or edges of a figure.
Vertex