Answer plz and ty. i'll give you brainlist if you can give a short explanation. if you put a not so nice or irelevent answer i will do the same to you.

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

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?

Point a (7,3) is translated to a'(16,-9). which rule describes the translation?