1.
In a 30º-60º right triangle which statement is true?
A.
The sides are equal.
B.
The length of the side opposite the 30º angle is half the length of the hypotenuse.
C.
None of these is correct.
D.
The length of the hypotenuse is three times the length of the side opposite the 30º angle.
Hint
2.
In a 45º-45º right triangle, which statement is true?
A.
None of these is correct.
B.
The legs are equal.
C.
The length of the hypotenuse is twice the length of the side opposite the 45º angle.
D.
The length of the side opposite the 45º angle is one-third the length of the hypotenuse.
Hint
3.
Find the length of
c
. Round your answer to the nearest tenth.
A.
9.9 feet
B.
9.0 feet
C.
3.5 feet
D.
7.0 feet
Hint
4.
Find the length of the hypotenuse in a 30°, 60°, 90° triangle if the side opposite the 30° angle equals 14 km.
A.
28 km
B.
19.8 km
C.
7 km
D.
18.3 km
Hint
5.
Find the length of the hypotenuse in a 45°, 45°, 90° triangle if a leg is 8 feet long.
A.
4 ft
B.
16 ft
C.
11.3 ft
D.
9.6 ft
Hint