700 ) Mark is making a decoration for a rally, using a string of triangular strips. Each strip is an isosceles triangle when flattened out. What is the measure of the third angle? 1) A) 35° B) 40°

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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8)
700
Mark is making a decoration for a rally, using a string of triangular strips. Each strip is an isosceles triangle when
flattened out.
What is the measure of the third angle?
A)
35°
B)
40°
C)
45°
D)
50°
9)
A ABC is isosceles. Angles B and Care congruent. The mzA- 40°, mzB - (3x + 1)°. Find x.
Transcribed Image Text:8) 700 Mark is making a decoration for a rally, using a string of triangular strips. Each strip is an isosceles triangle when flattened out. What is the measure of the third angle? A) 35° B) 40° C) 45° D) 50° 9) A ABC is isosceles. Angles B and Care congruent. The mzA- 40°, mzB - (3x + 1)°. Find x.
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