Answer:
Step-by-step explanation:
for missing angle of triangle ABC
let the missing angle be y
31+111+x=180(sum of interior angle of a triangle is 180 degree)
142+y=180
y=180-142
y=38 degree
x=y(being alternate angles)
x=38 degree
Answer:
64 and 81
Step-by-step explanation:
2.654, 2.564,2.465, 2.065
Answer:
Step-by-step explanation:
