Answer:
21
Step-by-step explanation:
Since a triangles angles add up to 180 you would add the other sides and then
180-161=19
So angle 1 is 19 degrees
Answer:
B
Step-by-step explanation:
Thats how the answer is none of the others make sense
Answer:
its 9
Step-by-step explanation:
bec 1 square is 1 and 4 +5 is 9
Answer:
25.4
Step-by-step explanation: