Properties of Right Triangles
PSAT Math · Flashcards · Application
PSAT MATH · FLASHCARDS
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QUESTION
In a
30
∘
30^\circ
3
0
∘
-
60
∘
60^\circ
6
0
∘
-
90
∘
90^\circ
9
0
∘
triangle, what is the hypotenuse if the short leg is
9
9
9
?
QUESTION
Find the distance between points
(
1
,
2
)
(1,2)
(
1
,
2
)
and
(
5
,
5
)
(5,5)
(
5
,
5
)
using a right-triangle interpretation.
QUESTION
Find the short leg of a
30
∘
−
60
∘
−
90
∘
30^\circ-60^\circ-90^\circ
3
0
∘
−
6
0
∘
−
9
0
∘
triangle if the hypotenuse is
18
18
18
.
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ANSWER
9
9
9
. Short leg = hypotenuse ÷ 2 in 30-60-90 triangle:
18
÷
2
=
9
18÷2=9
18
÷
2
=
9
.
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