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PSAT Math · Flashcards · Application
PSAT MATH · FLASHCARDS
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QUESTION
What is the slope of a line passing through
(
2
,
5
)
(2,5)
(
2
,
5
)
and
(
6
,
1
)
(6,1)
(
6
,
1
)
?
QUESTION
What is the equation of a line with slope
3
3
3
and
y
y
y
-intercept
−
4
-4
−
4
?
QUESTION
What is the distance between
(
1
,
−
2
)
(1,-2)
(
1
,
−
2
)
and
(
4
,
2
)
(4,2)
(
4
,
2
)
?
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ANSWER
5
5
5
. Apply distance formula:
(
4
−
1
)
2
+
(
2
−
(
−
2
)
)
2
=
9
+
16
\sqrt{(4-1)^2+(2-(-2))^2}=\sqrt{9+16}
(
4
−
1
)
2
+
(
2
−
(
−
2
)
)
2
=
9
+
16
.
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