A rectangle has a length of 15 cm and a width of 10 cm. If both dimensions are increased by 20%, what is the new area?

Fri, 17 Apr 2026 08:40:38 +0000

**A rectangle has a length of 15 cm and a width of 10 cm. If both dimensions are increased by 20%, what is the new area?** In a world where precise measurements fuel design, technology, and daily planning, a simple shape like a rectangle continues to spark quiet curiosity—especially when proportions shift. Ever wondered what happens to area when both length and width grow together? Take the rectangle measuring 15 cm in length and 10 cm in width. If both dimensions rise by 20%, the resulting area reveals more than just numbers. It illustrates how small increases compound into noticeable changes—critical for budgets, crafting, and space planning. Curious about the math behind this shift? Here’s a clear, practical breakdown. --- ### Why This Rectangle Matters in Everyday Life