Chapter 9 Test 835
- For each polygon, give the number of sides it has, tell
its name, and then give the number of vertices it has.
a. b.
c. d.
- Classify each triangle as an equilateral triangle, an
isosceles triangle, or a scalene triangle.
a. b.
c. d.
- Find.
- The measure of the vertex angle of an isosceles
triangle is 12°. Find the measure of each base angle.
- Refer to rectangle shown below.
a. Find. b. Find.
c. Find. d. Find.
x
12
5
E
H
F
G
6.5
m(FGH) m(EH)
m(HG) m(FH)
EFGH
x
20 °
x
56 °
56 °
4 in.
5 in.
6 in.
- Refer to isosceles trapezoid shown below.
a. Find. b. Find.
c. Find. d. Find.
- Find the sum of the measures of the angles of a
decagon.
- Find the perimeter of the figure shown below.
- The perimeter of an equilateral triangle is 45.6 m.
Find the length of each side.
- Find the area of the shaded part of the figure shown
below.
- DECORATING A patio has
the shape of a trapezoid, as
shown on the right. If indoor/
outdoor carpeting sells for $18 a
square yardinstalled, how much
will it cost to carpet the patio?
25 cm
10 cm
8 cm
16 cm
42 in.
25 in.
36 in.
37 in.
48 in.
x
z y
QR
T S
65 °
10
20
30
y z
m(RS) x
QRST
27 ft
