Properties of Right Triangles
PSAT Math · Flashcards
PSAT MATH · FLASHCARDS
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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
.
QUESTION
What is the relationship between the two acute angles in any right triangle?
QUESTION
State the side-length ratio for a
30
∘
30^\circ
3
0
∘
-
60
∘
60^\circ
6
0
∘
-
90
∘
90^\circ
9
0
∘
triangle with short leg
x
x
x
.
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ANSWER
Long leg
x
3
x\sqrt{3}
x
3
; hypotenuse
2
x
2x
2
x
. Special triangle with sides in ratio
1
:
3
:
2
1:\sqrt{3}:2
1
:
3
:
2
.
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