SketchUp

How to Change Dimensions of Rectangle in SketchUp?

Understanding Rectangle Resizing in SketchUp

Resizing a rectangle in SketchUp can be essential for fine-tuning your designs. Whether you are creating a model from scratch or adjusting an existing one, mastering the resizing process will improve your workflow. Below are detailed instructions on how to change the dimensions of a rectangle in SketchUp effectively.

Step-by-Step Guide to Resize a Rectangle

Step 1: Select the Rectangle Tool

Start by activating the Rectangle tool. You can find this tool in the toolbar or by pressing the "R" key on your keyboard.

Step 2: Draw the Initial Rectangle

Click on your desired starting point on the workspace to begin drawing. Drag your mouse to create a rectangle. As you pull your cursor, you will see the rectangle form.

Step 3: Use the Measurements Box

After drawing the rectangle, immediately input the dimensions you want. Look for the Measurements box located in the lower right corner of your screen. Input the width and height of the rectangle in the format "Width, Height." For example, if you want a rectangle that is 5 feet wide and 3 feet tall, you will type 5', 3' and then press Enter.

Step 4: Adjusting an Existing Rectangle

To change the dimensions of a rectangle you’ve already drawn, select the rectangle using the Select tool (which looks like an arrow). After selecting, grab one of the corners or edges of the rectangle. As you drag, you’ll see a tooltip showing the new dimensions. Enter the exact dimensions in the Measurements box to snap to them precisely.

Step 5: Final Adjustments

If further customization is needed, you can click on the rectangle again, and use the Scale tool to resize it proportionally or non-proportionally. Simply select the Scale tool, click on the rectangle, and drag the corner handles to achieve your desired dimensions.

Additional Techniques for Dimension Changes

Method 1: Using the Entity Info Panel

  1. Select the rectangle you want to modify.
  2. Open the Entity Info panel by navigating to Window > Entity Info.
  3. The panel will display the dimensions of your selected rectangle where you can manually edit the values.

Method 2: Copy and Modify

If you want to maintain the initial rectangle for reference, copy it by selecting it and pressing Ctrl+C (Cmd+C on Mac), then paste it Ctrl+V (Cmd+V on Mac). You can now modify the copied rectangle without affecting the original.

Frequently Asked Questions

What if I need a specific aspect ratio for my rectangle?
To maintain a specific aspect ratio while resizing, use the Shift key while dragging a corner handle. This will constrain the proportions of the rectangle as you resize it.

Can I resize multiple rectangles at once?
Yes, select all the rectangles you want to resize by holding down the Shift key while clicking on each one. After selecting, you can resize them as a group using the Scale tool or by entering a new dimension in the Measurements box.

Is there a way to lock a rectangle’s aspect ratio during resizing?
Yes, to lock the aspect ratio while using the Scale tool, hold down the Shift key as you drag to resize. This ensures that the rectangle scales proportionately without distorting its shape.

These steps and tips will enable you to efficiently change the dimensions of rectangles in SketchUp, enhancing your modeling capabilities and ensuring precision in your designs.

About the author

Wei Zhang

Wei Zhang

Wei Zhang is a renowned figure in the CAD (Computer-Aided Design) industry in Canada, with over 30 years of experience spanning his native China and Canada. As the founder of a CAD training center, Wei has been instrumental in shaping the skills of hundreds of technicians and engineers in technical drawing and CAD software applications. He is a certified developer with Autodesk, demonstrating his deep expertise and commitment to staying at the forefront of CAD technology. Wei’s passion for education and technology has not only made him a respected educator but also a key player in advancing CAD methodologies in various engineering sectors. His contributions have significantly impacted the way CAD is taught and applied in the professional world, bridging the gap between traditional drafting techniques and modern digital solutions.