Answer:
131°
Step-by-step explanation:
They are vertically opposite angles
Answer:
1.5
Step-by-step explanation:
3.25-1.75
1.5
Answer:
s=7
p=3s
Step-by-step explanation:
The perimeter is the side length times 3
So the equation would be p=3s
Plug in 21 for p
21=3s
That means s=7
Answer:
what is the answer?
Step-by-step explanation:
Answer:
35
Step-by-step explanation: