If the formula is a+b-c then you need to substitute the letters with the numbers. For this equation the formula would be:
(1+3-4) + (2+5-6)
(4-4) + (7-6)
0 + 1
=1
The answer would be 1
Answer:
is it from a textbook
Step-by-step explanation:
6,7,9 is not ringt triangle
18,32,40 is not right triangle
24,32,40 is right triangle
10,24,26 is right triangle