With what? Don’t see anything
Let the two sides of a right triangle be equal to one, which means that the hypotenuse is √2
Since cosa=adjacent side / hypotenuse
cos45=1/√2
We can rationalize the denominator by multiplying numerator and denominator by √2
√(2)/2
or if you prefer: √(1/2)
Answer:
the answer is -2.5
Step-by-step explanation:
14-10=? less than indicates that a minus sign is needed.