Lesson 3: Vectors Answers

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Two vectors, X and Y, form a right angle. Vector X is 48 inches long and vector Y is 14 inches long. The length of the resultant vector is inches.

Answer not available
2
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differenceproductquotientsum

A
difference
B
product
C
quotient
D
sum
4

The diagram shows two sets of vectors that result in a single vector.

Question illustration
A
find the square of the first horizontal vector and the square root of the first vertical vector
B
find the square root of the first horizontal vector and the square root of the second horizontal vector
C
find the sum of the two horizontal vectors and the sum of the two vertical vectors
D
find the difference between the two horizontal vectors and the difference between the two vertical vectors
6

Study the vector diagram.

Question illustration
A
Tx - Ux - Vx
B
Tx + Ux + Vx
C
Tx = Tcosθ
D
Tx = Tsinθ
9

In order to use the Pythagorean theorem to find the magnitude of a resultant vector, which must be true regarding the two initial vectors?

A
They form a 90 degree angle.
B
They are equal in magnitude.
C
They have the same directions.
D
They are parallel to one another.
10

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A
perpendicular
B
parallel
C
45 degrees
D
30 degrees
11

The diagram shows three different bicycle routes taken by Frank, Alexis, and Juan to get to the electronics store.According to the diagram, Juan traveled kilometers.

Answer not available

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