It should be negative one (-1)
Answer:
?=9
Step-by-step explanation:
We have a special right triangle, the 45-45-90 triangle.
In a 45-45-90 triangle, the side lengths are x, and the hypotenuse is x√2.
Since we know that the side length is 9, this means that:
The ? is 9.
Answer:
19
Step-by-step explanation:
70 - 51 = 19
To check:
19 + 51 = 70
The awnser is A because you just divid it