Download Geometry Name

Geometry
Review for Test ch 6
Name
Date
Period
I. Sometimes, Always, or Never
1. A Square
is a rectangle.
2. A parallelogram with congruent adjacent sides
3. A parallelogram with a right angle is
a rectangle.
4. A quadrilateral with congruent diagonals is
5. A rhombus
a rectangle.
an isosceles Trapezoid.
has diagonals that bisect each other.
II. Answer the following.
1. Given the number of sides what are each of these polygons called.
3
4
5
6
7
8
9
10
12
2. What are the formulas for the sum of interior angles, one interior angle, and sum of the exterior angles.
3. Find the sum of the interior angles, one interior angle and one exterior angel for the following regular polygons.
8 sides
12 sides
30 sides
45 sides
4. How many sides will a regular polygon have when
Then sum of the interior angles are 1980°
one interior angle is 165°
II. Find X (3 points each)
1.
2.
3.
20
2X-10
2x+10
8
66°
x°
5X - 8
III. Find the variables in the following
2X -15
2X - 2Y
1.
2.
3.
4X
9
5
X + 2Y
7Y-9
25
6
12
2X+Y
IV two big quadrilaterals.
Find the missing sides and angles for Parallelogram ABCD. 1pt each
AB = 28
BC = 16
B
A
CD =
AD =
AC= 30
BD =36
E
AE =
CE =
D
BE =
C
DE =
m/
ADE =
m/
CBE =
m/
AEB =
50
m/
EDC =
m/
m/
16°
m/
DCE =
EBA =
m/
BAE =
BEC =
m/
CED =
24
m/
ECB =
m/
EAD =
m/
DEA =
Find the missing sides and angles for Isosceles Trapezoid FGHI with mid-segment sJK. 1pt each
FG = 12
F
JK =
HI = 18
G
FJ = 14
J
IJ =
K
GK =
HK =
FI =
GH =
I
H
m/
JFG =
m/
FGK =
m/
KHI =
m/
IJK =
m/
FJK =
m/
GKJ =
75
m/
HIJ =
m/
HKJ =