Question

12 multiple choice 2 points
abcd is a parallelogram. if ( mangle a = 40^{circ} ), then ( mangle c=)____.
( 10^{circ} )
( 40^{circ} )
( 35^{circ} )
( 90^{circ} )

Explanation:

Step1: Properties of parallelogram

In a parallelogram, opposite angles are equal.

Step2: Identify angles

In parallelogram \(ABCD\), \(\angle A\) and \(\angle C\) are opposite angles.

Answer:

\(40^{\circ}\)