Online Quiz: Solving Real-World Area Problems (Grade 4)

📚 Quick Study Guide

• 📐 Area Definition: Area is the amount of space inside a 2D shape.
• 📏 Units of Area: Area is measured in square units (e.g., square inches, square feet, square meters).
• ➕ Area of a Rectangle: To find the area of a rectangle, multiply its length (l) by its width (w). Formula: $A = l \times w$
• 🧮 Area of a Square: To find the area of a square, multiply the length of one side by itself (since all sides are equal). Formula: $A = s \times s$ or $A = s^2$
• 💡 Real-World Applications: Area calculations are used in many real-world situations, such as finding the size of a room, a garden, or a piece of fabric.
• ✏️ Problem-Solving Steps: Read the problem carefully, identify the shape, note the given dimensions, apply the correct formula, and include the correct units in your answer.

📝 Practice Quiz

1. A rectangular garden is 8 feet long and 5 feet wide. What is the area of the garden?
   1. 3 square feet
   2. 13 square feet
   3. 40 square feet
   4. 45 square feet
2. A square tile has a side length of 6 inches. What is the area of the tile?
   1. 12 square inches
   2. 24 square inches
   3. 36 square inches
   4. 48 square inches
3. A farmer wants to fence a rectangular field that is 12 meters long and 9 meters wide. How much area will the field cover?
   1. 21 square meters
   2. 42 square meters
   3. 108 square meters
   4. 112 square meters
4. A rectangular rug is 7 feet long and 4 feet wide. What is the area of the rug?
   1. 11 square feet
   2. 22 square feet
   3. 28 square feet
   4. 32 square feet
5. A square piece of paper has a side length of 9 cm. What is the area of the paper?
   1. 18 square cm
   2. 36 square cm
   3. 81 square cm
   4. 90 square cm
6. A classroom floor is 20 feet long and 15 feet wide. What is the area of the classroom floor?
   1. 35 square feet
   2. 70 square feet
   3. 300 square feet
   4. 350 square feet
7. A rectangular painting is 10 inches long and 6 inches wide. What is the area of the painting?
   1. 16 square inches
   2. 32 square inches
   3. 60 square inches
   4. 64 square inches