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The area of a circle is equal to its circumference. What is its diameter?

A2 units

B5 units

C4 units

D3 units

Answer:

C. 4 units

Read Explanation:

πr² =2πr =>r=2 Radius = 2 Units Diameter= 4 units


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ഒരു ചതുരക്കട്ടയുടെ നീളം, വീതി, ഉയരം ഇവ തമ്മിലുള്ള അംശബന്ധം 4:2:5. വ്യാപ്തം 2560 ഘനസെന്റിമീറ്റർ ആയാൽ ഉയരം എത്ര ?