Question

plz give ans fast......​

Answer 1

Answer:

angle BCA is 30°

angle A = x

angle ABE = 70° ( alt angle)

Angle BCA + angle ABE + angle x = 180°

30°+70°+x =180°

110° +x = 180°

x =180-110

x = 70°

Answer 2

Answer:

at point b

70 + y = 180

y= 110

sum of angles in triangle =180

x+y+30= 180

x+110 +30= 180

x = 40