Answer:
B by Pythagorean theorem
Step-by-step explanation:
20² = 12² + 16²
Answer:
dab= 43 degrees
Step-by-step explanation:
this is because of a property in geometry (I dont remember the name) that says when your lines are parallel to each other with that line through the center like that, the degrees cross
Answer:
18
Step-by-step explanation:
Answer:
Its 30
15 Times 3 is 45
Your welcome
Step-by-step explanation: