Math for the Trades 6

Math for the Trades 6

Basic geometry and trigonometry

Basic geometry and trigonometry: 

Using geometric concepts, you’ll learn how to do things like find the center of a room to install a light fixture.

Multiple Choice

What is the perimeter of the square?

• 2
• 8
• 10
• 4

Multiple Choice

What is the perimeter of the fence?

• 25
• 30
• 35
• 40

Multiple Choice

What is the missing measurement? 

• 9 cm
• 18 in
• 18 cm
• 9 in 

Multiple Choice

What is the perimeter?

• 20
• 5
• 4

Multiple Choice

What is the perimeter?

• 15
• 10
• 3

Multiple Choice

What is the area of this shape?

• 15 square units

• 9 square units

• 14 square units

• 12 square units

Multiple Choice

What is the area of the shaded shape?

• A=16 square units

• A=8 square units

• A=14 square units

• A=10 square units

Multiple Choice

What is the area of the shaded shape?

• 4 square units

• 8 square units

• 6 square units

• 12 square units

Multiple Choice

What is the area of the shaded shape?

• A=20 square units

• A=16 square units

• A=15 square units

Multiple Choice

Name the shape

• circle
• square
• octagon
• pentagon

Multiple Choice

Which shape has 5 sides?

• hexagon

• triangle

• square

• pentagon

Multiple Choice

A an example of a sphere would be a 

• dice
• soccer ball
• triangle
• cup

Multiple Choice

For every 2 cups of water, Gina uses 1 lemon to make lemonade. If she used 12 cups of water, how many lemons will she require?

• 24

• 4

• 6

• 8

Multiple Choice

Which of these Fractions DOES NOT equal a half?

• 5/10

• 50/100

• 6/12

• 5/100

Multiple Choice

Which fraction DOES NOT equal a half?

• 4/8

• 6/12

• 50/100

• 4/12

Multiple Choice

Which fraction equals a half?

• 4/7

• 10/20

• 2/5

• 8/10

Multiple Choice

Double of 50

• 25
• 100
• 55
• 5

Multiple Choice

double of 36

• 30 + 6
• 36 + 30
• 36 + 36
• 13 +13

Multiple Choice

Half of 18

• 8
• 9
• 7
• 32

Multiple Choice

Half of 50

• 100
• 25
• 5
• 10

Multiple Choice

Double of 9

• 19
• 20
• 18
• 5

Multiple Choice

Half of 4

• 6
• 2
• 8
• 10

Multiple Choice

Double of 11

• 21
• 23
• 22
• 24

Multiple Choice

Half of 26

• 14
• 16
• 12
• 13

Multiple Choice

Double of 6

• 12
• 11
• 10
• 14

Multiple Choice

Half of 14

• 4
• 10
• 7
• 8

Multiple Choice

Double of 5

• 15
• 10
• 5
• 20

Multiple Choice

What is the measure of CB?

• 10

• 5

• 15

Multiple Choice

What is the area of this shape?

• 36 cm

• 13cm

• 36 cm²

• 13 cm²

Multiple Choice

What is the area of this shape in inches?

• 15

• 15 in.

• 15 in²

• 15cm

Multiple Choice

What is the area of this shape in inches?

• 15

• 15 in.

• 15 in²

• 15cm

Multiple Choice

Name the longest side of a right triangle.

• leg a
• leg b
• leg 
• hypotenuse

Multiple Choice

If a right triangle has side lengths 6, 6.7 and 3, which side is the hypotenuse?

• 6

• 6.7

• 3

• 15.7

• None of them

Multiple Choice

Side c on a right triangle is ALWAYS the longest.

• true

• false

Multiple Choice

Sides a and b are called legs.

• true

• false

Multiple Choice

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

Multiple Choice

Which set of sides would make a right triangle?

• 4,5,6
• 8,10,12
• 5,12,13
• 5,10,12

Multiple Choice

Which is a Pythagorean Triple?

• 3,4,5

• 3.4,4.5,6.7

• 12,13,14

• 5,10,12

Multiple Choice

Which is a Pythagorean Triple?

• 4,4,8

• 6,8,10

• 1,2,3

• 10,15,25

Multiple Choice

Find the value of x.

• 15
• 16
• 18
• 17

Multiple Choice

Find the value of x.

• 7

• 8

• 9

• 10

Multiple Choice

Find the value of x.

• 7
• 8
• 9
• 10

Multiple Choice

What type of special right triangle is this?

• Isoceles right
• 30-60-90
• not a special right triangle

Multiple Choice

How long is e?

• 3
• 6
• 6√3
• 6√2

Multiple Choice

Find the value of y.

• 8
• 4
• 2√3
• 8√3

Multiple Choice

Find x.

• 4
• 2
• √3
• 2√2

Multiple Choice

What is the measure of side c?

• 7
• 7/√2
• 7√2
• 14

Multiple Choice

What is the length of x in this 45-45-90 triangle?

• 4√2
• 4
• 8
• 4√3

Fill in the Blanks

Fill in the Blanks

Multiple Choice

What type of special triangle is this?

• 45°-45°-90°
• 30°-60°-90°
• Isosceles
• Obtuse

Multiple Choice

What type of special triangle is this?

• 45°-45°-90°
• 30°-60°-90°
• Equiangular
• Equilateral

Multiple Choice

Find the value of x.

• 3 sqrt(2)
• 3
• 6 sqrt(2)
• 6

Multiple Choice

Find the value of y.

• 9
• 18√2
• 9√2
• (9√2)/2

Multiple Choice

What is the length of x in this 45-45-90 triangle?

• 4√2

• 4

• 8

• 4√3

Multiple Choice

What is the length of x in this 45-45-90 triangle?

• 4√2

• 4

• 8

• 4√3

Poll

This material was helpful.

• Yes and I understood it.

• Yes and I would like more practice.

• No, I knew all of this material and got 100% on all of the questions without using a calculator.