Starbae247
Starbae247 Starbae247
  • 25-02-2019
  • Mathematics
contestada

please answer questions 1-3​

please answer questions 13 class=

Respuesta :

pushpa129
pushpa129 pushpa129
  • 25-02-2019
base angle of isoseles triangle are equal then,

a)70°+70°+a=180°(sum of interior angle of triangle )

140°+a=180°

a=40°

b)50°+2d=180°

2d=130

d=130/2

d=65

c)28°+28°+x=180°

56°+x=180°

x=124
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