Tolong dijawab y ka

Tolong dijawab y ka

Jawaban:

4/6 = 14/PQ

4PQ = 84

PQ = 21 cm

K PQRS = 2 (p + l) = 2 (21 + 6) = 2 (27) = 54 cm [B]

Jawaban:

B. 54 cm

Langkah

$frac{ad}{ab} = frac{ps}{pq}$

$frac{4}{14} = frac{6}{x} \ x = frac{14 times 6}{4} = 21$

Keliling PQRS =

$2 times (6 + 21) = 54cm$