- Use the Exterior Angle Inequality to find an upper and lower bound for LMLK = y. %3D M 70° 50 K L.

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
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Pleease answer question 7(3.4)

lower bound for
30°
of
80
- Use the Exterior Angle Inequality to find an upper and lower bound for
R
LMLK = y.
70°
50°
K
L.
8. Given that AUVW is isosceles, with base angles at U and V each of measure 56.
What is the (least) upper bound for the measure of the vertex angle at W?
9. Use the Exterior Angle Inequality to prove that any right triangle AABC has only one
right angle, and the other two angles must both be acute angles.
D.
Transcribed Image Text:lower bound for 30° of 80 - Use the Exterior Angle Inequality to find an upper and lower bound for R LMLK = y. 70° 50° K L. 8. Given that AUVW is isosceles, with base angles at U and V each of measure 56. What is the (least) upper bound for the measure of the vertex angle at W? 9. Use the Exterior Angle Inequality to prove that any right triangle AABC has only one right angle, and the other two angles must both be acute angles. D.
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