Is the expression a valid way to calculate a 15% tip on a cab fare of d dollars?
1 answer:
You might be interested in
Answer:
The answer is option 3.
Step-by-step explanation:
You have to form an inequality expression and then solve it. Let x be the side of the square :
Pythagorean theorem is 
and using that sin is opposite/hypotenuse, you can find the third side of the triangle.
now you know adjacent is 60, so cos=60/61
and using that sin is opposite/hypotenuse, you can find the third side of the triangle.
now you know adjacent is 60, so cos=60/61
C=
d.
If 5m is the radius, then multiply it by 2, then multiply it by.
If 5m is the diameter, then just multiply it by only.
If 5m is the radius, then multiply it by 2, then multiply it by
If 5m is the diameter, then just multiply it by only