Problem-Solving Applications: Mixed Review
10-20
Solve each problem. Explain the method you used.
Ms. Widsky’s class
created a class
pennant with this
design:
0 1. Classify quadrilateral GHKJ. What is the
sum of the measures of its angles?
0 2. Identify one acute angle, one right angle,
and one obtuse angle.
0 3. Is HKLscalene, isosceles, or equilateral?
Is it acute, right, or obtuse? Explain.
0 4. Name 2 pairs of alternate interior
angles if ADML.
Which of the following pairs of angles are
adjacent? complementary? supplementary?
Which of the angles form a linear pair?
- CHG, GHK 6. KLH, HDC
- MJF, GJF 8. LHD, DHC
- The four faces of a sculpture are equilateral triangles.
The base is a rectangle. What shape is the sculpture? - The class creates these four floor plans. Which two
plans are congruent? Which three are similar?
Use the diagram for problems 11–12.
- Ms. Widsky’s class designed a circular rug like
the one at the right. Name two chords. - Name two central angles in this pattern.
Are they acute, obtuse, or right?
A B C D
M J K L
E F G H
W
T
U
V
X Z
Y
A
B
C D
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