Answer: This is a right triangle
Step-by-step explanation: This is a right triangle because:
500²=480²+140²=
250000=230400+19600
250000+250000
According to the Pythagorean theorem, this is a right angled triangle blueprint of park.
Hope this helps!
Stay safe. Stay warm
-Carrie
P.S. it would mean a lot if you marked brainliest