Lesson 9
Grade 7
Activity Master: Angle Relationships Scavenger Hunt
A
isosceles
obtuse
If ∠S and ∠T are
complementary and the
measure of ∠S is 20°, what is
the measure of ∠T?
Closing the Distance: A Flexible Tutorial for TAKS™
154
© Region 4 Education Service Center
All Rights Reserved
Lesson 9
Grade 7
Activity Master: Angle Relationships Scavenger Hunt
B
supplementary
Describe the following
triangle by its side and
angle measures.
20°
© Region 4 Education Service Center
All Rights Reserved
20°
Closing the Distance: A Flexible Tutorial for TAKS™
155
Lesson 9
Grade 7
Activity Master: Angle Relationships Scavenger Hunt
C
equilateral
acute
Are ∠AXB and ∠DXC
complementary or
supplementary angles?
C
B
A
X
Closing the Distance: A Flexible Tutorial for TAKS™
156
D
© Region 4 Education Service Center
All Rights Reserved
Lesson 9
Grade 7
Activity Master: Angle Relationships Scavenger Hunt
D
isosceles
right
The drawing shows
a pool table. If m∠S
is 20°, what is the
measure of its
supplementary
angle?
© Region 4 Education Service Center
All Rights Reserved
S
Closing the Distance: A Flexible Tutorial for TAKS™
157
Lesson 9
Grade 7
Activity Master: Angle Relationships Scavenger Hunt
E
70°
A triangle has 3 congruent
angles. Name the triangle by
its side and angle measures.
Closing the Distance: A Flexible Tutorial for TAKS™
158
© Region 4 Education Service Center
All Rights Reserved
Lesson 9
Grade 7
Activity Master: Angle Relationships Scavenger Hunt
F
complementary
Opposite angles in a
parallelogram, such as
∠1 and ∠3 or ∠2 and ∠4
below, are ________.
4
3
2
1
© Region 4 Education Service Center
All Rights Reserved
Closing the Distance: A Flexible Tutorial for TAKS™
159
Lesson 9
Grade 7
Activity Master: Angle Relationships Scavenger Hunt
G
160°
In the parallelogram below,
∠1 and ∠2 are ________.
4
3
2
1
Closing the Distance: A Flexible Tutorial for TAKS™
160
© Region 4 Education Service Center
All Rights Reserved
Lesson 9
Grade 7
Activity Master: Angle Relationships Scavenger Hunt
H
congruent
A triangle has 2 sides that are
the same length and a base
angle that measures 45°.
Name the triangle by its side
and angle measures.
© Region 4 Education Service Center
All Rights Reserved
Closing the Distance: A Flexible Tutorial for TAKS™
161