A rectangle has a length of 15 cm and a width of 9 cm. If the rectangle is scaled up by a factor of 3, what is the new area?

Mon, 04 May 2026 21:22:09 +0000

**Why Rectangles Grow—And Why That Matters in Everyday Life** When people talk about scaling geometric shapes like a rectangle measuring 15 cm by 9 cm, a simple yet compelling question frequently arises: what happens to the area when this rectangle is scaled up by a factor of 3? This isn’t just a math curiosity—it reflects broader trends in design, architecture, product planning, and spatial efficiency across the United States. The answer reveals how proportional growth impacts size, space, and practical application in real-world contexts. In this article, we explore the precise math behind scaling a 15 cm × 9 cm rectangle by three times—unpacking both the area increase and how utility shifts with dimensions—all while keeping language clear, neutral, and rooted in realism. ---