The points (0,8/3) , (1,3) , (82,30:
1. form an acute angled triangle
2. form an obtuse angled triangle
3. lie on a straight line
4. form a right angled triangled

Question

The points (0,8/3)  , (1,3)  ,  (82,30:
1. form an acute angled triangle
2. form an obtuse angled triangle
3. lie on a straight line
4. form a right angled triangled

rvc · Answer

@Michele_Laino may u please help me :)

michele_laino · Answer

I think that they form an obtuse triangle:

michele_laino · Answer

@rvc

rvc · Answer

i think its the third option

michele_laino · Answer

please wait I'm checking my computations

rvc · Answer

okay :)

michele_laino · Answer

Sorry, you are right!, since the slope of the line which connects the points (0,8/3) and (1,3) is equal to the slope of the line which connects the points (1,3) and (82,30)

rvc · Answer

hey thank you so much
never say sorry to me please @Michele_Laino

michele_laino · Answer

ok! Thank you! :)