Angle Relationships
ISEE Upper Level Quantitative Reasoning · Flashcards · Application
ISEE UPPER LEVEL QUANTITATIVE REASONING · FLASHCARDS
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QUESTION
Find
x
x
x
if two vertical angles have measures
x
∘
x^\circ
x
∘
and
79
∘
79^\circ
7
9
∘
.
QUESTION
Find
x
x
x
if an exterior angle of a triangle is
130
∘
130^\circ
13
0
∘
and one remote interior angle is
55
∘
55^\circ
5
5
∘
.
QUESTION
Find
x
x
x
if a quadrilateral has interior angles
95
∘
95^\circ
9
5
∘
,
110
∘
110^\circ
11
0
∘
,
85
∘
85^\circ
8
5
∘
, and
x
∘
x^\circ
x
∘
.
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ANSWER
x
=
70
∘
x=70^\circ
x
=
7
0
∘
. Quadrilateral angles sum to
360
∘
360^\circ
36
0
∘
, so subtract the sum of
95
∘
95^\circ
9
5
∘
,
110
∘
110^\circ
11
0
∘
, and
85
∘
85^\circ
8
5
∘
from
360
∘
360^\circ
36
0
∘
.
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