Can someone please answer this question please answer it correctly and lease show work please help me I need it

Geometry in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.

How do you write a paragraph proof to prove that the corresponding angles shown are congruent

The perimeter of an equilateral triangle is 4 cm more than the perimeter of a square and the length of a side of the triangle is 8 cm more than the length of a side of the aware. find the length of a side of the equilateral triangle