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: B
Step-by-step explanation: Hope this help :D
Answer:
$11.75
Step-by-step explanation:
To find the cost of each,
you have to divide the amount paid by the amount bought
47.00 (amount paid) / 4 (amount bought) = 11.75 (total cost of each)
