Download Unit Test on Spatial Thinking June 1 2012

Pre-Algebra Unit Test: Spatial Thinking
Due: After class on Friday, June 1st
Good Luck!
1.
a)
b)
c)
d)
is the bisector of ∠ CDE. Name two congruent angles.
∠ YDE ≅ ∠ CDE
∠ CDY ≅ ∠ EDY
∠ CDY ≅ ∠ DYE
∠ EDY ≅ ∠ CYD
2. What pair of lines is parallel if ∠ 4 ≅ ∠ 16?
a)
b)
c)
d)
none
c and d
both a and b, and c and d
a and b
3. Garcia has only pennies, nickels, and dimes totaling 38¢. Which coins
does he have if it is the least number of coins possible?
a)
b)
c)
d)
2 dimes, 3 nickels, and 3 pennies
3 dimes, 1 nickel, and 3 pennies
1 dime, 5 nickels, and 3 pennies
3 dimes and 8 pennies
4. Name the quadrilateral that has two pairs of parallel sides and all angles
congruent.
a)
b)
c)
d)
rhombus
rectangle
parallelogram
none of the above
5. Suppose you start at school and run 3 km east, then 4 km north. You then
run directly back to school, and run the same route two more times. How
many kilometers do you run in all?
a)
b)
c)
d)
12 km
36 km
48 km
24 km
6. Lines l and m are parallel. How would you describe ∠ 1 and ∠ 2?
a)
b)
c)
d)
They are adjacent angles.
They are alternate interior angles.
They are corresponding angles
They are vertical angles.
7. ΔBCD is congruent to ΔOPQ. Which are NOT corresponding parts of the
two triangles?
a)
and
b)
and
c)
and
d) ∠ B and ∠ O
8. Use the spreadsheet. What is the circumference of the orange circle, to the
nearest tenth?
a)
b)
c)
d)
31.4 cm
125.6 cm
12.6 cm
62.8 cm
9. In the figure, m∠ AED = 119. Which statement is false?
a)
b)
c)
d)
m∠ BEC = 119
∠ BEC and ∠ CED are adjacent angles.
∠ AEB and ∠ DEC are vertical angles.
m∠ AEB = 71
10. An isosceles triangle can never be a(n)
a)
b)
c)
d)
equilateral triangle.
right triangle.
scalene triangle.
all of these answers.
11. If a circle has a radius of 5 inches, what is the circumference, to the
nearest inch? (Use π = 3.14.)
a)
b)
c)
d)
31 in.
62 in.
16 in.
79 in.
12. Name a polygon with 6 sides.
a)
b)
c)
d)
octagon
heptagon
hexagon
pentagon