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8th Conn- Unit Introduction to Pythagorean Theorem Cont'd 3/27

Total questions: 22

Worksheet time: 39mins

Name
Class
Date
1.

Pythagorean Theorem ONLY works on which triangle?

a)

obtuse

b)

right

c)

isosceles

d)

scalene

2.

Side c on a right triangle is ALWAYS the longest.

a)

true

b)

false

3.

What is a right triangle?

a)

A triangle where all sides equal 90 degrees

b)

A triangle where every angle is 90 degrees

c)

A triangle where all three sides are equal

d)

A triangle where there is a 90 degree angle

4.

Hypotenuse

a)

Vertical side in a right triangle

b)

Longest side in a right triangle

c)

Horizontal side in a right triangle

d)

a2 + b2 = c2

5.
What is the formula used to solve for the hypotenuse?
a)
a2+b2=c2
b)
a+b=c
c)
a-b=c
d)
c-a=c
6.
92 = ?
a)
81
b)
4.5
c)
18
d)
72
7.
?
a)
2
b)
3
c)
4.5
d)
81
8.
What is the opposite of squaring a number?
a)
divide
b)
multiply 
c)
fractions
d)
square root
9.
Find the length of the missing side. 
a)
25 cm
b)
42 cm
c)
52 cm
d)
48 cm
10.
Find the length of the missing side. 
a)
17 cm
b)
22 cm
c)
15 cm
d)
13 cm
11.
Find the missing side
a)
9
b)
41
c)
6.4
d)
3
12.
State if the three sides lengths form an acute, obtuse, or right triangle:
6 mi, 14 mi, 17 mi
a)
acute
b)
obtuse
c)
right
13.
Using the Pythagorean Theorem, find the area of the missing square (seen in picture)
a)
30 cm2
b)
15 cm2
c)
315 cm2
d)
45 cm2
14.
Using the Pythagorean Theorem, find the area of the missing square (seen in picture)
a)
75 cm2
b)
105 cm2
c)
135 cm2
d)
30 cm2
15.
Using the Pythagorean Theorem, find the length of the missing side of the triangle pictured:
a)
13
b)
17
c)
7
16.

Which statement is the MOST accurate about the converse of the Pythagorean Theorem?

a)

The converse is used to determine an unknown side length.

b)

The converse is only useful with right triangles

c)

The converse is used to determine if a triangle is or is not a right triangle

d)

The converse always works out that a2+b2=c2

17.

Given the 3 lengths of a triangle are 6 in, 8 in and 10 in. Will this make a right triangle?

a)

yes

b)

no

18.
Isabella has sticks that are 10cm, 11cm, and 13cm long.  Can she place the sticks together to form a right triangle?  Justify your answer.
a)
No, because 10+11 does not equal 13
b)
No, because 100+121 does not equal 169
c)
Yes, because there is a small side, medium side and long side
d)
Yes, because a triangle has 3 sides
19.
Find the measure of each angle indicated. 
a)
139°
b)
66°
c)
138°
d)
116°
20.
Find the measure of the missing angle.
a)
90o
b)
100
c)
130o
d)
50o
21.
Find the length of the missing side. 
a)
20 in.
b)
68 in.
c)
16 in.
d)
80 in.
22.

Find the length of the missing side.

a)

36

b)

76.8

c)

12

d)

40