Angles Segments Triangles Statements Reasons
Given: AD BC and BCD
ZADC
Prove: DE CE
2011
ADC
ZBCD
2 СВЕ
2 СЕВ
DEA
ZECD
ZEDC
A
B
Reasons
Statements
v 1. BC-AD
2. ZBCD = ADC
1. given
2. given
E
D
The perimeter of an equilateral triangle is 4 cm more than the perimeter of a square and the length of a side of the triangle is 8 cm more than the length of a side of the aware. find the length of a side of the equilateral triangle