1.
A conjecture is a statement that is:
A
Proven to be true
B
Accepted without proof
C
Believed to be true but not yet proven
D
Always false
2.
A theorem is different from an axiom because a theorem:
A
Is accepted without proof
B
Requires proof
C
Is always false
D
Is a definition
3.
If two polygons are similar, their corresponding sides are:
A
Equal
B
Proportional
C
Parallel
D
Perpendicular
4.
If two polygons are similar, their corresponding angles are:
A
Equal
B
Proportional
C
Supplementary
D
Complementary
5.
If the side length of a cube is doubled, the volume becomes:
A
2 times
B
4 times
C
6 times
D
8 times
6.
If two similar pyramids have base areas in ratio 9:16, what is the ratio of their heights?
A
3:4
B
9:16
C
27:64
D
4:3
7.
How many sides does a regular polygon have if each interior angle is 156°?
8.
What is the sum of interior angles of a quadrilateral?
A
180°
B
270°
C
360°
D
540°
9.
A polygon with all sides equal and all angles equal is called:
A
Regular polygon
B
Irregular polygon
C
Convex polygon
D
Concave polygon
10.
The locus of points equidistant from the sides of an angle is the:
A
Perpendicular bisector
B
Angle bisector
C
Circle
D
Line segment
11.
If the radius of a sphere is tripled, the volume becomes how many times?
A
3 times
B
6 times
C
9 times
D
27 times
12.
What is the measure of each interior angle of a regular decagon?
A
136°
B
140°
C
144°
D
150°
13.
If the scale factor of two similar solids is 2, the ratio of their surface areas is:
14.
If two similar cylinders have heights in ratio 2:5, what is the ratio of their curved surface areas?
A
2:5
B
4:25
C
8:125
D
2:10
15.
The locus of a point that moves such that its distance from a fixed line is constant is:
A
A circle
B
A pair of parallel lines
C
A line segment
D
A parabola
16.
The measure of each interior angle of a regular polygon is 150°. How many sides does it have?
17.
What is the measure of each exterior angle of a regular octagon?
18.
If two similar figures have side length ratio 5:2, what is the ratio of their volumes?
A
25:4
B
125:8
C
5:2
D
10:4
19.
If two similar polygons have areas in ratio 4:9, what is the ratio of their perimeters?
A
2:3
B
4:9
C
16:81
D
4:6
20.
If the scale factor between two similar figures is 3:4, the ratio of their volumes is:
A
3:4
B
9:16
C
27:64
D
6:8