Volume of Orthohedron Practice Problems & Solutions

Master rectangular prism volume calculations with step-by-step practice problems, worked examples, and comprehensive solutions for geometry students.

📚Master Orthohedron Volume Calculations Through Practice
  • Apply the V = length × width × height formula to solve complex problems
  • Calculate missing dimensions when given volume and two other measurements
  • Solve multi-step problems involving surface area and volume relationships
  • Work with algebraic expressions in rectangular prism volume calculations
  • Practice real-world applications using boxes, containers, and composite shapes
  • Master unit conversions and proper notation for volume measurements

Understanding Volume of a Orthohedron

Complete explanation with examples

Students start learning mathematics as early as elementary school, and as they progress, the subject becomes more and more complicated. Among others, the syllabus devotes a part to geometry and requires students to master different shapes and know how to calculate their area and volume. Are you also studying these days how to calculate the volume of a rectangular prism?

Volume of a rectangular prism:

V = length × width × height

A - how to calculate the volume of a rectangular prism

Detailed explanation

Practice Volume of a Orthohedron

Test your knowledge with 20 quizzes

The area of the base of the rectangular prism below is 15 m².

The length of the lateral edge is equal to 3 m².

What is the volume of the rectangular prism?

S=15S=15S=15333

Examples with solutions for Volume of a Orthohedron

Step-by-step solutions included
Exercise #1

Calculate the volume of the rectangular prism below using the data provided.

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Step-by-Step Solution

To solve this problem, we'll follow these steps:

  • Identify the given dimensions of the rectangular prism.
  • Use the formula for volume: V=l×w×h V = l \times w \times h .
  • Calculate the volume by plugging in the given values.

Now, let's work through each step:
Step 1: The problem provides the dimensions of the prism: length = 3, width = 8, height = 2.
Step 2: Applying the formula, we have V=l×w×h=3×8×2 V = l \times w \times h = 3 \times 8 \times 2 .
Step 3: Performing the multiplication, we obtain V=3×8×2=24×2=48 V = 3 \times 8 \times 2 = 24 \times 2 = 48 .

Therefore, the volume of the rectangular prism is 48 48 .

Answer:

48

Video Solution
Exercise #2

Calculate the volume of the rectangular prism below using the data provided. 444555999

Step-by-Step Solution

To solve this problem, we'll follow these steps:

  • Step 1: Identify the given dimensions of the prism.
  • Step 2: Apply the formula for the volume of a rectangular prism.
  • Step 3: Perform the necessary calculations.

Now, let's work through each step:
Step 1: The given dimensions are height h=5 h = 5 , width w=4 w = 4 , and depth d=9 d = 9 .
Step 2: We use the formula for volume V=h×w×d V = h \times w \times d .
Step 3: Plugging in our values, we have
V=5×4×9=180 V = 5 \times 4 \times 9 = 180

Therefore, the volume of the rectangular prism is 180 180 .

Answer:

180

Video Solution
Exercise #3

A rectangular prism has a base measuring 5 units by 8 units.

The height of the prism is 12 units.

Calculate its volume.

121212888555

Step-by-Step Solution

To solve this problem, we need to find the volume of the rectangular prism by following these steps:

  • Step 1: Identify the given dimensions.
  • Step 2: Apply the formula for the volume of a rectangular prism.
  • Step 3: Plug in the values and calculate the volume.

Let's proceed with each step:

Step 1: We are given the length = 5 units, width = 8 units, and height = 12 units of the prism.

Step 2: Use the formula for the volume of a rectangular prism:
Volume=length×width×height \text{Volume} = \text{length} \times \text{width} \times \text{height}

Step 3: Substitute the given dimensions into the formula:
Volume=5×8×12 \text{Volume} = 5 \times 8 \times 12

Now, perform the calculation:
5×8=405 \times 8 = 40
40×12=48040 \times 12 = 480

Thus, the volume of the rectangular prism is 480 480 cubic units.

Therefore, the correct choice from the given options, based on this calculation, is Choice 3: 480 480 .

Answer:

480

Video Solution
Exercise #4

The volume of the cuboid is es:

Step-by-Step Solution

To solve this problem, we need to identify the correct formula for the volume of a cuboid:

A cuboid is defined by three dimensions: length (l l ), width (w w ), and height (h h ). To find the volume of a cuboid, we use the formula:

V=l×w×h V = l \times w \times h

Given the answer choices:

  • Choice 1: l×2×w l \times 2 \times w
  • Choice 2: l×w×h l \times w \times h
  • Choice 3: l×w l \times w
  • Choice 4: w×h w \times h

The formula for the volume of a cuboid is explicitly listed in Choice 2, which is l×w×h l \times w \times h . This matches the standard mathematical formula for volume.

Thus, the correct answer to the problem is Choice 2: length ×width ×height\text{length } \times \text{width } \times \text{height}.

Answer:

length X widthX height

Video Solution
Exercise #5

Calculate the volume of the cuboid

If its length is equal to 7 cm:

Its width is equal to 3 cm:

Its height is equal to 5 cm:

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Step-by-Step Solution

The formula to calculate the volume of a cuboid is:

height*length*width

We replace the data in the formula:

3*5*7

7*5 = 35

35*3 = 105

Answer:

105 cm³

Video Solution

Frequently Asked Questions

What is the formula for calculating the volume of an orthohedron?

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The volume of an orthohedron (rectangular prism) is calculated using V = length × width × height. This formula works for all rectangular prisms, including cubes, boxes, and containers.

How do you find a missing dimension when volume is given?

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To find a missing dimension, rearrange the formula V = l × w × h. For example, if you need the height: h = V ÷ (l × w). Substitute the known values and solve for the unknown dimension.

What's the difference between orthohedron, rectangular prism, and cuboid?

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These terms refer to the same 3D shape: a box-like figure with 6 rectangular faces, 12 edges, and 8 vertices. Different textbooks may use different names, but the volume formula remains V = length × width × height.

How do you solve volume problems with algebraic expressions?

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1. Set up the equation using V = l × w × h 2. Substitute the given algebraic expressions 3. Expand and simplify the equation 4. Solve for the unknown variable 5. Calculate the final numerical answer

What units should I use for volume calculations?

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Volume is always measured in cubic units (cm³, m³, in³, etc.). Make sure all dimensions use the same unit before calculating. The final answer will be in the cubed version of that unit.

How do surface area and volume relate in rectangular prism problems?

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Surface area = 2(lw + lh + wh) while volume = lwh. Some problems give surface area to find volume, requiring you to solve the surface area equation first to find missing dimensions, then calculate volume.

What are common mistakes when calculating orthohedron volume?

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Common errors include: mixing up different units, forgetting to cube the final units, miscalculating when solving algebraic equations, and confusing surface area formulas with volume formulas.

How can I check if my volume calculation is correct?

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Verify by: ensuring units are cubed, checking that your answer makes sense given the dimensions, substituting back into the original equation, and comparing with similar problems you've solved correctly.

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