Ws P.3 - Simplifying Expressions And Algebraic Gymnastics Worksheet Page 3
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10Calculus Maximus
WS P.3: Simplifying Expressions
_____ 7. Which of the following statements are true?
2
2
has radius 1
.
I.
The circle
x
1
y
2
1
2
2
II.
The circle
x
5
y
6
9
has center
6,5
.
2
2
III.
The circle
x
4
y
4
25
has y-intercepts 1, 7
.
(A) I only
(B) II only
(C) I and III only
(D) III only
(E) II and III only
(F) none of them
(G) all of them
(H) I and II only
_____ 8. Find the area of the shaded region shown outside the square and inside the circle when the area of
the circle is 25
sq. units.
(A)
5 4
sq. units
(B)
5
1
sq. units
(C)
25
2
sq. units
(D)
5
2
sq. units
(E)
25
1
sq. units
(F)
25 4
sq. units
Page 3 of 10
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