Isosceles and Equilateral Triangles
Given ∆ABC, find the 
value of x and
the length of side
AC
AC = 
x = 
A
2x + 7
4x - 3
B
3x - 5
C
A
C
Find the measure of ∡A & ∡B
m∡A=
m∡B=
D
24o
76o
B
E
Find the measure ∡A & the value of x
m∡A=
x =
B
C
A
(7x - 3)o
Find the measure ∡B, the value of x, and
the length of CA
m∡B=
CA =
x =
(x + 12)
B
(2x)
C
(2x)
A
Given ∆ABC, find the value of x andthe measure of angle B
m∡B = 
A
x = 
(3x + 4)o
B
(6x - 20)o
C
Find the measure ∡B, the value of x, and
the length of BA
m∡B=
BA =
x =
(3x + 3)
B
C
(5x -17)
A
Given the two triangles find 
the measure of ∡B
48o
m∡B = 
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