Answer:
Note :
The perimeter is : AB + BC + CA
AB =√((XB - XA)² + (YB - YA)²) = √((16-2)²+(2-8)²) = √(12²+6²) = √(144+36)=√180
AB = √(36×5) = 6√5 units
same method for : BC ; CA ..........
Answer:
I don't really understand the question
Step-by-step explanation:
I don't know the answer
Answer:
The correct answer is 28
Step-by-step explanation:
Answer:
The total number of girls is 174
Step-by-step explanation: