एक भुजा में k% की वृद्धि होने से वर्ग के क्षेत्रफल में 69% की वृद्धि हो जाती है तो k का
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7
69. ho. yar. .......
Answered by
0
Answer:
30
Step-by-step explanation:
let one side of square is 10
then area of square is 100
how
10 * 10
69 persent increase
is 169
which number is multiplied by 5wo tyme to get 169
is 13
so 30 persent is answer
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