11. If AABC is an isosceles triangle and ADBE is an equilateral triangle, find each missing measure. (4x+3)1 3/ 4 68 E (9x-47) C m21 = m/2 = m/3 = m24 = m25 = — m26 = m27 = m/8= m/9 =

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11

Lesson Title:
Lesson 23
Isosceles and Equilateral Triangles
11. If AABC is an isosceles triangle and ADBE is an equilateral triangle, find each missing
measure.
(4x +3)/1
A
3/ 4
D
B
5
68
E
Name:
Date:
Period:
(9x-47)
C
m21 =
m/2 =
m/3 =
m/4 =
m/5 =
|||||
m26 =
m27 =
m/8=.
m/9 =
||||
12. In AABC, if AC = CB, mLA = 3x + 18, m/B = 7x-58, and m/C=2x-8, find x and the
measure of each angle.
x =
mZA =
m/B=
m/C=
111
Transcribed Image Text:Lesson Title: Lesson 23 Isosceles and Equilateral Triangles 11. If AABC is an isosceles triangle and ADBE is an equilateral triangle, find each missing measure. (4x +3)/1 A 3/ 4 D B 5 68 E Name: Date: Period: (9x-47) C m21 = m/2 = m/3 = m/4 = m/5 = ||||| m26 = m27 = m/8=. m/9 = |||| 12. In AABC, if AC = CB, mLA = 3x + 18, m/B = 7x-58, and m/C=2x-8, find x and the measure of each angle. x = mZA = m/B= m/C= 111
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