4. The dimensions of the screen of a flat TV are 90cm*60cm. The screen has a 4vm boundary all around. Find the area of the boundary.
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Answered by
2
Answer:
180 × 120 = 21600
hence the area of the tv is 21600cm
Answered by
1
Answer:
Length of boundary= 90 + 4 = 94
breadth= 60 + 4 = 64
Area of be boundary = 94 ★ 64 = 6016
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