Real Numbers And The Pythagorean Theorem Worksheet - Chapter 7 Page 19
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46Exercises
7.3
Help with Homework
1.
VOCABULARY
In a right triangle, how can you tell which sides are the legs
and which side is the hypotenuse?
2.
DIFFERENT WORDS, SAME QUESTION
Which is different? Find “both” answers.
Which side is the hypotenuse?
Which side is the longest?
c
a
Which side is a leg?
b
Which side is opposite the right angle?
Find the missing length of the triangle.
1 1 2 2
3.
4.
5.
5.6 in.
20 km
c
7.2 ft
a
10.6 in.
21 km
c
9.6 ft
6.
7.
8.
a
9 mm
4 yd
26 cm
b
10 cm
1
12
yd
b
3
15 mm
9.
ERROR ANALYSIS
Describe and correct the error
in fi nding the missing length of the triangle.
✗
+ b
= c
2
2
2
a
+ 25
= c
2
2
2
7
25 ft
7 ft
674 = c
2
—
√
674 = c
c
5.6 ft
10.
TREE SUPPORT
How long is the wire that supports
the tree?
3.3 ft
304
Chapter 7
Real Numbers and the Pythagorean Theorem
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