`ABCD` is a square. find the measure of `angle DAC and angle DCA`

Find the measure of angle x

In the given figure ABCD is a square . Find the measure of angleCAD .

find the measure of the compliment of an angle

In parallelogram ABCD, diagonals AC and BD are equal. Find the measure of angle ABC and prove that the quadrilateral ABCD is a rectangle.

In a cyclic quadrilateral ABCD, angleB=(5x+40)^@ and angleD=(8x+23)^@ , then find the measures of angle B and angle D .

In trapezium ABCD, side BC || side AD, side AB ~= side DC. If angleA = 72^(@) , then find the measures of angleB and angleD .

In a parallelogram ABCD angleB=110^(@) determine the measure of angleA and angleD .