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Direction of Vector

Authored by Anthony Clark

Mathematics

11th Grade

CCSS covered

Direction of Vector
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Given points A(2, 1) and B(-4, 1). Explain why the vector AB is parallel to the x-axis

because vector AB is a multiple of the unit vector i

because vector AB is a multiple of the unit vector j

because vector AB is a multiple of the unit vector k

Tags

CCSS.HSN.VM.A.1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A ferry departs from A(-25, 28). It takes 3 hours to reach its destination B(20, -32), travelling in as straight line with constant velocity. Distances are in km. Find the velocity vector of the ferry.

15i + 20j

15i - 20j

20i + 15j

20i - 15j

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If a vector B has a magnitude of 10 units and makes an angle of 30 degrees with the positive x-axis, what are its horizontal and vertical components?

5 units and 8.66 units

8.66 units and 5 units

10 units and 10 units

7.5 units and 2.5 units

Tags

CCSS.HSN.VM.A.2

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Which of the following vectors has the same direction as the vector D = 5i - 5j?

E = 10i + 10j

F = -5i + 5j

G = -10i - 10j

H = 2.5i - 2.5j

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If a vector I has a magnitude of 15 units and its direction is along the negative y-axis, what are its components?

15i

-15j

-15i

15j

Tags

CCSS.HSN.VM.A.2

6.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

A vector is a mathematical structure that has both _______ and _______.

direction, magnitude

scope, sequence

meat, potatoes

scalar, vector

Tags

CCSS.HSN.VM.A.1

7.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Media Image

Given an initial point A ( 2, 4 ) and terminal point B ( -8, 7 ), find the component form of the vector AB.

〈-10,3〉

〈-6,3〉

〈10,11〉

〈-6,-3〉

Tags

CCSS.HSN.VM.A.2

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