1
2
2
5
2
3
0
3
^1
4
^2/2
Assuming that the triangle is isoceles, the answer should be 30.
1+1 will always be 2, which is greater than 1. Unless you had options, in which case please attach your options
Let

be the length of the hypotenuse in the right triangle

, with

for

, the angle opposite the hypotenuse.
By the law of cosines,

But

, so we end up with

.
Answer:
the standard form of a linear equation required is B must be positive