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Pythagorean Theorem
Test Description: STAAR Review
Instructions: Answer all questions to get your test result.
1) A rectangle is 12 inches wide and has a diagonal length of 15 inches. What is the length of the rectangle? Round to the nearest whole number.
A
81
B
20
C
9
D
369
2) A 16ft ladder is leaning against a building. If the base of the ladder is 12 ft from the building, how high up does the ladder reach? Round to the nearest whole number.
A
11ft
B
20ft
C
400ft
D
112ft
3) Each side of a square is 5 inches. To the nearest inch, how long is the diagonal of this square?
A
8 inches
B
6 inches
C
25 inches
D
7 inches
4) Which set of numbers could not form a right triangle?
A
12, 16, 20
B
5, 12, 14
C
10, 24, 26
D
15, 20, 25
5) Which set of number would form a right triangle?
A
20, 23, 27
B
4, 5, 6
C
15, 36, 39
D
12, 16, 18
6) If a rectangle has a length of 28 inches and a width of 21 inches, what is the length of the diagonal? Round to the nearest inch.
A
35 inches
B
1225 inches
C
20 inches
D
19 inches
7) If a rectangle has a width of 9 and a length of 12, what is the length of the diagonal? Round to the nearest whole number.
A
10
B
8
C
20
D
15
8) Each side of a square is 12 inches. To the nearest inch, how long is the diagonal?
A
16
B
17
C
20
D
12
9) Which set of numbers will form a right triangle?
A
10, 15, 25
B
27, 36, 45
C
23, 27, 64
D
25, 36, 64
10) Which set of numbers will NOT form a right triangle?
A
15, 20, 25
B
10, 24, 36
C
25, 27, 36
D
8, 15, 17
*select an answer for all questions
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