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Verified answer
L=1/2×a×t75 cm^2=1/2×2x×3x
75cm^2=3x^2
75/3=x^2
25=x^2
5=x
alas=2(5)=10 cm
tinggi=3(5)=15 cm
Verified answer
A:t=2:3LΔ=a×t/2
75cm²=2x×3x/2
75cm²×2=6x²
150cm²=6x²
x²=150cm²/6
x=√25cm²
x=5cm
a=2x
=2(5cm)
=10cm
t=3x
=3(5cm)
=15cm
jadi alas dan tinggi segitiga berturut-turut adalah 10cm dan 15cm