1.
The hypotenuse of a right triangle is 38 meters long, and one of its legs is 15 meters long. Find the length of the other leg.
A.
about 34.9 m
B.
about 40.9 m
C.
about 52.9 m
D.
about 46.4 m
Hint
2.
Write an equation you could use to find the length of the missing side of the right triangle.
A.
7
2
= 22
2
+
b
2
B.
22
2
= 7
2
-
b
2
C.
b
2
= 22
2
- 7
2
D.
b
2
= 22
2
+ 7
2
Hint
3.
A triangle has sides 5 inches, 7 inches, and 10 inches. Is this a right triangle? Why?
A.
No, because 5
2
+ 7
2
10
2
.
B.
Yes, because 5 + 7 > 10.
C.
No, because 5 + 7
10.
D.
Yes, because 5
2
+ 7
2
= 10
2
.
Hint
4.
In a right triangle,
a
= 4
inches and
c
= 7
inches. Find b.
A.
b
= 6 inches
B.
b
= 3 inches
C.
b
= 8
inches
D.
b
= 5
inches
Hint
5.
In a right triangle,
b
= 7.1 units and
c
= 11.3 units. Find
a
. Round to the nearest tenth.
A.
a
= 8.8 units
B.
a
= 13.3 units
C.
a
= 8.4 units
D.
a
= 4.2 units
Hint