Question

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Answer 1

The SAS congruency is applied here.

Hence,

`(TR)/(JK) = (RS)/(JL) = (TS)/(KL) \\ (24)/(x) = (12)/(6) = (y)/(15) \\ (24)/(x) = 2 \\ x = 48 = JK`

`(y)/(15) = 2 \\ y = 30`

Perimeter =

`6 + 30 + 48 \\ 36 + 48 \\ = 84`