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p= 14 m= 1400 cml= 8 m= 800 cmskala= 1: 200
a. p=1400 x 1:200
=1400:200
=7 cm
l=800 x 1:200
=800:200
=4 cm
b. L=p x l
=7 x 4
=28 cm
l = 8 m = 800 cm. 800 cm x 1/200 = 4 cm
B. luas= 7 cm x 4 cm = 28 cm²