nomor 6 dan 7 kakak... tolong pake cara ya kak yang tercepat akan diberi jawaban ter-brainly

6. a p×l =225 cm× 120 cm= 27.000cm2
b. p×l = 150cm×50cm = 7.500 cm2
c. Π×r×r = 22/7 ×21 cm×21cm = 1386 cm2
7. a. r3 = 40×40×40 = 64.000cm3
b.p×l×t = 5cm×20cm×3 cm = 300cm3
c.Π×r×r×t = 22/7 ×35cm×35cm×100cm(dijadikan cm) = 385.000

6.a. P×L
      120×225
2.700
b.p×L
150×50
7.500
c.π×r×r
22/7×21×21
1.386
7.a. S×S×S
40×40×40
64.000
b.P×L×T
5×20×3
300
c.π×r×r×t
22/7×35×35×0,001
3,85