$3.5$ cm, $4.5$ cm and $5.5$ cm are the radii of the three circles that touch each other externally. What is the perimet

Question

$3.5$ cm, $4.5$ cm and $5.5$ cm are the radii of the three circles that touch each other externally. What is the perimeter of the triangle formed by the three centres of the circles?

Accepted Answer

$27$

Answer

$54$

Answer

$40.5$

Answer

$13$

3.53.53.5 cm, 4.54.54.5 cm and 5.55.55.5 cm are the radii of the three circles that touch each other externally. What is the perimeter of the triangle formed by the three centres of the circles?

$3.5$ cm, $4.5$ cm and $5.5$ cm are the radii of the three circles that touch each other externally. What is the perimeter of the triangle formed by the three centres of the circles?