The length of rectangular screen is 15 cm. Its area is 180 sq. cm. Its width is ________.
Hint 1: Use the area formula for a rectangle: .
Hint 2: Substitute the given values: .
Hint 3: Divide 180 by 15 to find the width.
Step 1 (Rectangle Area Formula): The area of a rectangle is given by the product of its length and width :
Step 2 (Solve for Width W): We are given Area = 180 sq. cm and Length = 15 cm. We isolate :
Step 3 (Conclusion): The width of the screen is exactly 12 cm.
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