Jawaban:
L = 180cm²
k = 90cm
Diketahui:
a = 40cm
b = 9cm
c = ...
Penjelasan dengan langkah-langkah:
L = 1/2 × a × t
= 1/2 × 9cm × 40cm
= 180cm²
c² = a² + b²
= 40² + 9²
= 1600 + 81
= 1681
c = 41cm
k = a + b + c
= 40cm + 9cm + 41cm
= 90cm
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Jawaban:
L = 180cm²
k = 90cm
Diketahui:
a = 40cm
b = 9cm
c = ...
Penjelasan dengan langkah-langkah:
L = 1/2 × a × t
= 1/2 × 9cm × 40cm
= 180cm²
c² = a² + b²
= 40² + 9²
= 1600 + 81
= 1681
c = 41cm
k = a + b + c
= 40cm + 9cm + 41cm
= 90cm