19. Look at the conditions below. 1. If a quadrilateral has four right angles, then it is a rectangle. 2. If a quadrilateral is a rectangle, then it could be a square. 3. Quadrilateral ABCD has four right angles. Using these conditions, which of these is a valid conclusion? A. Quadrilateral ABCD must be a square. B. Quadrilateral ABCD is not a rectangle. C. Quadrilateral ABCD could be a square. D. Quadrilateral ABCD could be a rectangle.

19. Look at the conditions below. 1. If a quadrilateral has four right angles, then it is a rectangle. 2. If a quadrilateral is a rectangle, then it could be a square. 3. Quadrilateral ABCD has four right angles. Using these conditions, which of these is a valid conclusion? A. Quadrilateral ABCD must be a square. B. Quadrilateral ABCD is not a rectangle. C. Quadrilateral ABCD could be a square. D. Quadrilateral ABCD could be a rectangle.

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

ChapterP: Preliminary Concepts

SectionP.CT: Test

Problem 1CT

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Question

Page <
16
> of 31
19. Look at the conditions below.
1. If a quadrilateral has four right angles, then it is a rectangle.
2. If a quadrilateral is a rectangle, then it could be a square.
3. Quadrilateral ABCD has four right angles.
Using these conditions, which of these is a valid conclusion?
A. Quadrilateral ABCD must be a square.
B. Quadrilateral ABCD is not a rectangle.
C. Quadrilateral ABCD could be a square.
D. Quadrilateral ABCD could be a rectangle.
Page 14
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