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
Related questions
Question
So far I have this for 6. Isosceles 7. Scalene 8. Equilateral but for 9 thru 11 I'm not sure if I'm correct For 9 i got isosceles and 10.
Transcribed Image Text:**Classify the triangle by its angles and by its sides.**
**6.** A triangle with angles labeled as 30°, 75°, and 75°. The sides opposite the 75° angles are marked as congruent, indicating an isosceles triangle with acute angles.
**7.** A right triangle with a right angle (90°) indicated at one corner.
**8.** A triangle with two congruent sides marked and two congruent angles, indicating an isosceles triangle. Both angles appear to be acute.
**9.** A triangle with an obtuse angle labeled as 108°, making it an obtuse triangle.
**10.** A right triangle with a right angle marked at one corner.
**11.** A triangle with an angle labeled as 115°, indicating it is obtuse. The sides adjacent to this angle are marked as congruent, making it an isosceles triangle.
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