1.
In a 30º-60º right triangle which statement is true?
A.
The length of the hypotenuse is three times the length of the side opposite the 30º angle.
B.
The length of the side opposite the 30º angle is half the length of the hypotenuse.
C.
The sides are equal.
D.
None of these is correct.
Hint
2.
In a 45º-45º right triangle, which statement is true?
A.
The length of the side opposite the 45º angle is one-third the length of the hypotenuse.
B.
The legs are equal.
C.
The length of the hypotenuse is twice the length of the side opposite the 45º angle.
D.
None of these is correct.
Hint
3.
Find the length of the hypotenuse in a 45°, 45°, 90° triangle if a leg is 8 feet long.
A.
16 ft
B.
4 ft
C.
9.6 ft
D.
11.3 ft
Hint
4.
What is the perimeter of a 30°, 60°, 90° triangle with a hypotenuse of 20 cm?
A.
52.1 cm
B.
47.3 cm
C.
38.9 cm
D.
94.6 cm
Hint
5.
What is the perimeter of a 45°, 45°, 90° triangle with a leg of 6.3 m?
A.
18.9 m
B.
15.8 m
C.
25.2 m
D.
21.5 m
Hint