21 A man wants to place a new bird bath in his yard so that it is 30 feet from a fence, f, and also 10 feet from a light pole, P. As shown in the diagram below, the light pole is 35 feet away from the fence.

How many locations are possible for the bird
bath?

(1) 1 (3) 3

(2) 2 (4) 0

23 Which line is parallel to the line whose
equation is 4x + 3y = 7 and also passes through the point
(-5,2)?

(1) 4x + 3y = -26 (3) 3x + 4y = -7

(2) 4x + 3y = -14 (4) 3x + 4y = 14

24 If the vertex angles of two isosceles
triangles are congruent, then the triangles must be

(1) acute
(3) right

(2) congruent (4) similar

25 Which quadrilateral has diagonals that
always bisect its angles and also bisect each other?

(1) rhombus (3) parallelogram

(2) rectangle (4) isosceles
trapezoid

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