find the area of crossing road
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Answered by
1
Answer:
area of crossroad is R1 plus R2
that is 240m²+ 400m²
640m² is the required answer
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Answered by
2
Answer:
sorry don't know sis/bro
Step-by-step explanation:
When 3 is added to 7 times a number the sum becomes 31. find that number? x=9
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