Question

ABC and DCB are right angles .That A and D respectively.And AC=DB. Prove that angle ABC is equal to angle DCB?

Answer 1

Excuse me? You say

ABC and DCB are right angles . . .
<mumble mumble>
Prove that angle ABC is equal to angle DCB

Duh. They are both right angles.

Care to modify your data and question?

Answer 2

In the diagram to the left, \angle ABC∠ABCangle, A, B, C and \angle DCB∠DCBangle, D, C, B are right angles. Which of the following is closest to the length of \overline{DE}
​DE
​
​​ start overline, D, E, end overline?

Answer 3

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