Two circles having radii 4.2cm and 3.8cm touch each other externally their centres. Find the distance between their centres.
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Answer:
8cm
Step-by-step explanation:
We know, the distance between the centers of circles touching externally is equal to the sum of their radii
∴Distance between their radii = 4.2+3.8 = 8 cm
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Answer:
ddtg
Step-by-step explanation:
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