the length and the breadth of the rectangle are in the ratio 9 is to 7 find the perimeter of rectangle if its breadth is 378 cm
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Answered by
0
Answer:
1728
Step-by-step explanation:
length
9×378÷7=486
perimeter =2(486+378)=1728
Answered by
2
Step-by-step explanation:
length / breadth = 9/7
length = 9 × breadth / 7
length = 9 × 378 / 7
length = 9 × 54 = 486 cm
perimeter = 2 ( length + breadth )
= 2 ( 486 + 378 )
= 2 × 864
= 1728 cm
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