Answer:
This is not a right triangle
Step-by-step explanation:
right triangle has a 90° angle and this triangle does not have a 90° angle
Of means you're multipling. So just multiply them together :)
Answer:
13
Step-by-step explanation:
It would be 13 because you would square the 5 and 12 to get 25 + 144 which equals 169. Then you would take the square root of 169 which is 13. Hope this helps! :)
Answer:
yes, it is
Step-by-step explanation:
plug in the point (1, -1) (x,y) into the equation y = 9x - 10
-1 = 9(1)-10
-1 = 9-10
-1=-1