The bearing of the lines AB and BC are 150°30 and 10°30'. the included angle ABC is
A40°
B140°
C161°
D29°30
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
A triangle may be defined as well conditioned when the triangle is
In a traverse survey having 9 sides using a theodolite with 20 seconds least count, the permissible limit
Violet blue discoloration of the vaginal membrane is called :
The form factor of d.c. supply voltage is always
The difference between fore bearing and back bearing of a line is not 180 degree it is due to