Keliling segitiga ABCD adalah...
A. √94+8 cm
B. √ 95 + 9 cm
C.√ 96 + 10 cm
D. √ 97 + 11 cm
A. √94+8 cm
B. √ 95 + 9 cm
C.√ 96 + 10 cm
D. √ 97 + 11 cm
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[ Pythagoras ]
Untuk mencari keliling kita perlu panjang BC
BC² = 3² + 4²
BC² = 9 + 16
BC² = 25
BC = √25
BC = 5 cm
K = a + b + c
= 6 cm + 5 cm + √97 cm
= 11 + √97 cm atau √97 + 11 cm
Jawaban D