The sides of the rectangle are 3, 11 cm and 6, 124 cm. Find its perimeter.

univerkov | December 30, 2020 | education

We find the perimeter of the rectangle by the formula: P = 2a + 2b
P = 2 * 3.11 + 6.124 * 2 = 6.22 + 12.248 = 18.468. Let’s round this number to tenths = 18.5

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