Step-by-step explanation:
The given expression is :
....(1)
Taking LHS of the above expression

Rationalizing both denominator and numerator.

Equation (1) becomes,

Equating both sides,
and 
Hence, this is the required solution.
-30/49 would be my answer to this. hope this helps!
4 is a number , numeral and glyph. it is the natural number following 3 and preceding 5
Answer:The pair of angles must be supplementary are ∠2 and ∠5.
The correct option is (B)
What is supplementary angle?
Two angles are called supplementary when their measures add up to 180 degrees.
Given that:
∠2=90 and ∠5=90
So,
∠2+∠5
=90+90
=180
Hence, angle 2 and 5 makes supplementary angles.