Answer:
(2) is a right angled triangle.
Step-by-step explanation:
8²+6²=64+36=100=10²≠12²
48²+14²=2304+196=2500=50²
The slope is 1.
Step-by-step explanation: when you graph them you do the rise/run you get 1 which is the slope.
Answer is on the attachment. Brainlist pls.