1. A triangle and its exterior angle are shown in the figure below. 120° 155° Which of the following is a true statement about the figure? O A. mZa 25 and mZb 35° B. mZa + m2b 155° O C. mLa and mZb are both 25° O D. mZa = 35° and mZb 25°

1. A triangle and its exterior angle are shown in the figure below. 120° 155° Which of the following is a true statement about the figure? O A. mZa 25 and mZb 35° B. mZa + m2b 155° O C. mLa and mZb are both 25° O D. mZa = 35° and mZb 25°

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

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

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

Chapter4: Quadrilaterals

Section4.CT: Test

Problem 1CT: Consider ABCD as shown. a How are A and C related? b How are A and B related?

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Question

KO>
Reference
Materials
1. A triangle and its exterior angle are shown in the figure below.
120°
155°
Which of the following is a true statement about the figure?
O A. mZa
25 and mb
35°
B. mZa + m2b
155
O C. mLa and mZb are both 25
O D. mLa
35 and mL
25

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