Question

यदि एक आयत ABCD मे कोण ABD = 40 डिग्री हैं तो कोण DBC का मान Kya hoga

Answer 1

Step-by-step explanation:

Solution :

In rectangle all angles have measure 90

= Diagonal BD is the bisector of angle ABD.

angle ADB = angle BDC

m. angle ADB = 45

therefore angle BDC = 45