Answer:
A Trapezoid
Step-by-step explanation:
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5
|a−b| − |c+d| , if a=−5; b=4; c=1; d=−3
= a + b - c + d
= 5 + 4 - 1 + (-3)
= 5 + 4 - 1 - 3
= 5 + 4 - 4
= <em><u>5</u></em>
Slope of PQ
m
r
=
y
Q
−
P
x
1
(
2
)
4
Slope of QR
p
R
3
7
Slope of RP
q
Since slopes PQ & PR,
, it's a right triangle