Set 15 (Answers begin on page 173)
The basics of the Cartesian coordinate system are
explored in this problem set.
225.What are the signs of the coordinates of points
in the shaded quadrant?
a.xvalue is negative,yvalue is positive
b.xvalue is positive,yvalue is negative
c.xvalue is negative,yvalue is negative
d.xvalue is positive,yvalue is positive
e.none of these choices
226.What coordinates are identified by point J
shown in the following Cartesian plane?
a.(–4,–3)
b.(–4,3)
c.(–3,–4)
d.(3,–4)
e.(–3,4)
227.Consider the following graph and assume that
ABCDis a square. What are the coordinates of
point B?
a.(–1,–4)
b.(–1,4)
c.(–1,6)
d.(–3,1)
e.(–3,4)
y
BC
(6,4)
(–1,–3)
A D
x
y
x
J
y
x
- LINEAR EQUATIONS AND INEQUALITIES–