Question

ABCD is a rhombus those angle ACB = 40° then angle ADB = ?​

Answer 1

Answer:

angle ADC is 140°

Step-by-step explanation:

In ABCD rhombus,

Angle ACB and ADB are adjacent angles.

we know,

the some of adjacent angle is 180°

angle ADB= 180°-40° = 140°

I hope it will help you please mark as brainliests answer please

Answer 2

Answer:

i am not sure if this is the answer but take a look

if angle ACB is 40 degree

then the half of 40 is 20

so maybe angle ADB is equal to 20