Understanding Vectors

What is the result when you add two parallel vectors of 25 newtons and 35 newtons both pointing to the right?

• 70 newtons to the right

• 60 newtons to the right

• 50 newtons to the right

• 80 newtons to the right

How do you find the x component of a vector that is at a 45-degree angle?

• Multiply the hypotenuse by the cosine of the angle

• Divide the hypotenuse by the cosine of the angle

• Multiply the hypotenuse by the sine of the angle

• Subtract the sine of the angle from the hypotenuse

Which trigonometric function is used to find the y component of a vector?

• Cosine

• Secant

• Tangent

• Sine

What theorem is used to calculate the magnitude of the resultant vector?

• Newton's theorem

• Fermat's theorem

• Pythagorean theorem

• Euler's theorem

How can you determine the angle of a resultant vector?

• Using the sine function

• Using the inverse sine function

• Using the inverse tangent function

• Using the cosine function