Triangles
Quadrilaterals
Making Triangles
Missing Angles
Angle Measures
100
Can the sides 1, 2, and 4 form a triangle?
yes
100
All quadrilaterals have an angle sum of ________.
360 degrees.
100
Can you make a triangle with side lengths of 6, 2, and 4? Why or why not?
No, 2 + 4 = 6, which is equal to 6.
100
A triangle has a right angle and a 60 degree angle. What is the missing angle measure?
30 degrees
100
Find the missing angle
79 degrees
200
Can the angles 45, 55 and 80 form a triangle?
yes 45+55+80= 180 degrees
200
Find the measure of angle D
60 degrees
200
Can you make a triangle with the following side lengths: 9, 11, 8? Why or why not?
Yes, 8 + 9 = 17, which is bigger than 11
200
A quadrilateral has angles of 47, 81, and 164. What is the missing angle?
68 degrees
200
What is the formula to find the interior angle sum of any polygon?
(n-2) x 180
300
Can the sides 4, 5, and 9 form a triangle?
No because 4+5= 9
9 is equal to 9
300
Can angles 80+90+110+80 form a quadrilateral ?
Yes 80+90+110+80= 360
300
Can you make a triangle with side lengths of 32, 67, and 34?
No, 32 + 34 = 66, which is less than 67
300
Find the missing angle
127 degrees
300
Find the missing angle measure
90 degrees
400
Triangles have an angle sum of _________.
180 degrees
400
Find the measure of angle w. 
34 degrees
400
Can you make a triangle with side lengths of 6, 8, and 10?
Yes, 6+8= 14 which is greater than 10
400
What are the measures of the other 3 angles?
42 degrees and 138 degrees
400
A pentagon has an angle sum of ________.
540 degrees
500
What is the triangle inequality rule for the side lengths of a triangle?
the two shorts sides must be greater than the longest side length.
500
Find the measure of angle x
140 degrees
500
Can you make a triangle with side lengths of 20, 20, 20? What type of triangle does it make?
Yes, 20+20=40 which is greater than 20 and forms an equilateral triangle
500
Find all missing angles
angle a = 140 degrees
angle b= 40 degrees
angle c= 140 degrees
500
What is the angle sum of a polygon with 9 sides?
1260 degrees