Download Name - TeacherWeb

Name
Date
Unit
Practice Exam
3
Estimation and Computation
Part A
Measure each angle below with a protractor. Then choose a word from
the list to name each angle type: acute, obtuse, adjacent, right.
1.
2.
R
D
O
.
3.
.
.
U
G
R
.
N
m DOG = ________
.
.
m RUN = _________
__________ angle
.
____________ angle
4. a. What is a reflex angle?
__________angle
b. Draw and label a reflex angle.
______________________
______________________
______________________
5. Write the number that has
3 in ones place,
a digit in the ten-thousands place that is
twice the digit in the ones place,
the smallest even digit in the millions place,
9 in the tenths place, and
1 in all other places.
___ , ___ ___ ___ , ___ ___ ___ . ___ ___
m R= _______
.
Use your Geometry Template to do the following:
6. Draw an equilateral
triangle.
7. Draw two isosceles
triangles. that is not
equilateral.
8. Draw a scalene
triangle.
9. List several ways in which an equilateral triangle and a scalene triangle
are the same.
___________________________________________________
___________________________________________________
10. List several ways in which an equilateral triangle and a scalene
triangle are different.
____________________________________________________
____________________________________________________
For each polygon below, fill in the ovals next to all true statements.
12
11.
o
o
o
o
This polygon is a quadrangle.
At least two sides are parallel.
At least two angles are
congruent.
This is a regular polygon.
This polygon is a quadrangle.
At least two sides are parallel.
At least one angle is acute.
At least two angles are
congruent.
This is a regular polygon
o
o
o
o
Find the missing angle measure without using your protractor.
13.
14.
15.
40o
S
50o
90o
E
Y
m Y = _____
.
U 70o
m E = _____
m
S = _____
16. Describe the characteristics of adjacent angles.
____________________________________________________
____________________________________________________
17. a. At the right, use a straightedge to
draw a pair of adjacent angles. Make
one of the angles obtuse. Use letters to
name the angles.
b. Tell which angle is obtuse.
___________
c. Without using your protractor, estimate the measure of each angle
to the nearest 10°.
m
_________ is about ________.
m
_________ is about ________.
18. Use the table below to answer the questions on the next page
State
Ohio
Indiana
Minnesota
Michigan
Population Data
1850
1900
1,980,000
988,000
6,000
398,000
4,158,000
2,516,000
1,751,000
2,421,000
1950
7,947,000
3,934,000
2,982,000
6,372,000
2000
11,319,000
6,045,000
4,830,000
9,679,000
a. Which state had the largest population in 1950? ____________________
b. Which state had the smallest population 50 years later?
__________________________________
c. Which state had the greatest increase in population from 1900 to 1950?
_______________________
What was the increase? _______________________
19. Use the pattern-block shapes on your Geometry Template to make a pattern
that tessellates below. (The pattern-block shapes are parked PB.)
20. Explain why your pattern is a tessellation.
________________________________________________________
________________________________________________________
________________________________________________________