pe of AC = %3D -3-5 -8 1-(-7) %3D 1-1 = undefined ope of BD The line is vertical. %3D Since a horizontal and vertical line are perpendicular, the diagonals are perpendicular. Parallelogram ABCD is a square which is also a rhombus and a rectangle. Exercises Given each set of vertices, determine whether DABCD is a rhombus, rectangle, or square. List all that apply. Explain. 1. A(0, 2), B(2, 4), C(4, 2), D(2, 0) 2. A(-2, 1), B(-1, 3), C(3, 1), D(2, -1) 3. A(-2,-1), B(0, 2), C(2, -1), D0, -4) 4. А(-3, 0), B(—1, 3), С(6, -1), D(3, -4) 5. PROOF Write a two-column proof. Given: Parallelogram RSTU. RS ST Prove: RSTU is a rhombus.
pe of AC = %3D -3-5 -8 1-(-7) %3D 1-1 = undefined ope of BD The line is vertical. %3D Since a horizontal and vertical line are perpendicular, the diagonals are perpendicular. Parallelogram ABCD is a square which is also a rhombus and a rectangle. Exercises Given each set of vertices, determine whether DABCD is a rhombus, rectangle, or square. List all that apply. Explain. 1. A(0, 2), B(2, 4), C(4, 2), D(2, 0) 2. A(-2, 1), B(-1, 3), C(3, 1), D(2, -1) 3. A(-2,-1), B(0, 2), C(2, -1), D0, -4) 4. А(-3, 0), B(—1, 3), С(6, -1), D(3, -4) 5. PROOF Write a two-column proof. Given: Parallelogram RSTU. RS ST Prove: RSTU is a rhombus.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter12: Angle Relationships And Transformations
Section12.5: Reflections And Symmetry
Problem 20E
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