01-14 Geo A Dilations

Find the coordinates of the vertices of each figure after the given transformation. 1) dilation of 1.5 about the origin N(-1, -1), M(-1, 1), L(1, 2)

• N'(-2.5, -2.5), M'(-2.5, 2.5), L'(2.5, 5)

• N'(-1.5, -1.5), M'(-1.5, 1.5), L'(1.5, 3)

• N'(-0.25, -0.25), M'(-0.25, 0.25), L'(0.25, 0.5)

• N'(-0.5, -0.5), M'(-0.5, 0.5), L'(0.5, 1)

Find the coordinates of the vertices of each figure after the given transformation. 2) dilation of 2.5 about the origin W(-1, -2), X(-2, 2), Y(2, -1)

• W'(-1.5, -3), X'(-3, 3), Y'(3, -1.5)

• W'(-2, -4), X'(-4, 4), Y'(4, -2)

• W'(-2.5, -5), X'(-5, 5), Y'(5, -2.5)

• W'(2, -1), X'(-2, -2), Y'(1, 2)

Find the coordinates of the vertices of each figure after the given transformation. 3) dilation of 1.5 about the origin R(-2, 1), S(3, 2), T(3, -1)

• R'(-1, 0.5), S'(1.5, 1), T'(1.5, -0.5)

• R'(-3, 1.5), S'(4.5, 3), T'(4.5, -1.5)

• R'(-5, 2), S'(0, 3), T'(0, 0)

• R'(-0.5, 0.25), S'(0.75, 0.5), T'(0.75, -0.25)

Dilation of 2 about the origin (D(-1, -1), E(-1, 2), F(1, -2)).

• A) D'(-2.5, -2.5), E'(-2.5, 5), F'(2.5, -5)

• B) D'(-1.5, -1.5), E'(-1.5, 3), F'(1.5, -3)

• C) D'(-0.5, -0.5), E'(-0.5, 1), F'(0.5, -1)

• D) D'(-2, -2), E'(-2, 4), F'(2, -4)

Dilation of 1.5 about the origin (Y(-2, -1), X(3, 1), W(2, -1)).

• A) Y'(-1, -0.5), X'(1.5, 0.5), W'(1, -0.5)

• B) X'(-3, 1), W'(-2, -1), Y'(2, -1)

• C) X'(1, 1), W'(0, -1), Y'(4, -1)

• D) Y'(-3, -1.5), X'(4.5, 1.5), W'(3, -1.5)

Dilation of 1.5 about the origin P(-1, -1), Q(-1, 2), R(2, 2).

• A) P'(-2.5, -2.5), Q'(-2.5, 5), R'(5, 5)

• B) P'(-0.5, -0.5), Q'(-0.5, 1), R'(1, 1)

• C) P'(-2, -2), Q'(-2, 4), R'(4, 4)

• D) P'(-1.5, -1.5), Q'(-1.5, 3), R'(3, 3)

Dilation of 1.5 about the origin (R(-2, -1), S(1, 2), T(3, 1)).

• R'(-1, -0.5), S'(0.5, 1), T'(1.5, 0.5)

• R'(-0.5, -0.25), S'(0.25, 0.5), T'(0.75, 0.25)

• R'(-3, -1.5), S'(1.5, 3), T'(4.5, 1.5)

• S'(-3, 2), T'(-5, 1), R'(0, -1)

dilation of 1.5 about the origin S(−1,−2), T(0, 3), U(1,−2)

• S(1, 2), T(0,−3), U(−1, 2)

• S(−1.5,−3), T(0, 4.5), U(1.5,−3)

• S(−3, 0), T(−2, 5), U(−1, 0)

• S(−1,−4), T(0, 1), U(1,−4)

dilation of 2.5 about the origin L(−2,−1), K(−1, 2), J(2, 0)

• L(−5,−2.5), K(−2.5, 5), J(5, 0)

• L(−4,−2), K(−2, 4), J(4, 0)

• L(−1,−0.5), K(−0.5, 1), J(1, 0)

• L(−3,−1.5), K(−1.5, 3), J(3, 0)

dilation of 2 about the origin W(−1,−1), X(−1, 1), Y(2,−1)

• W(−2.5,−2.5), X(−2.5, 2.5), Y(5,−2.5)

• W(−0.5,−0.5), X(−0.5, 0.5), Y(1,−0.5)

• W(−1.5,−1.5), X(−1.5, 1.5), Y(3,−1.5)

• W(−2,−2), X(−2, 2), Y(4,−2)