1. given
2. measure angle 1 plus measure angle 2 equals 90 degrees
3. B D bisects angle A D C
4. definition of angle bisector
5. definition of congruence
6. measure angle 1 is equal to measure angle 3
7. angle 1 is congruent to angle 3
7. definition of congruence
hope that helps
Answer:
<h2>125 tickets for an adult</h2><h2>and 175 tickets for a student</h2>
Step-by-step explanation:
Answer:
Step-by-step explanation:
ΔACD
ΔABC
110+ ∠ACB=180
∠ACB=180-110
= 70°
Now...
x+y+∠ACB=180°
<u>---------------------------</u>
hope it helps...
have a great day!!
Answer:
15.71 ft
Step-by-step explanation: