*एक त्रिभुज की दो भुजाएँ 8 सेमी और 11 सेमी लंबी हैं, और परिमाप 32 सेमी है। तीसरी भुजा की लंबाई होगी:*
1️⃣ 12 सेमी
2️⃣ 13 सेमी
3️⃣ 11 सेमी
4️⃣ 10 सेमी
Please give me right answer
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It is given that two circle having radii 5.5 cm and 4.2 cm touch each other externally. We know, the distance between the centres of the circles touching externally is equal to the sum of their radii. Thus, the distance between their centres is 9.7 cm.
the answer is 10
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