a) Lebar persegi panjang
= 12 cm
b) Panjang alas segitiga
= 12 cm + 12 cm
= 24 cm
c) Berapa luas persegi panjang
= p × l
= 25 × 12
= 300 cm²
d) Berapa luas segitiga
= 1/2 × a × t
= 1/2 × 24 × 17
= 12 × 17
= 204 cm²
e) Luas gabungan
= L segitiga + L persegi panjang
= 204 cm² + 300 cm²
= 504 cm²
•Mudah kan??
•Mudah kan?? •Semoga membantu ya.
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a) Lebar persegi panjang
= 12 cm
b) Panjang alas segitiga
= 12 cm + 12 cm
= 24 cm
c) Berapa luas persegi panjang
= p × l
= 25 × 12
= 300 cm²
d) Berapa luas segitiga
= 1/2 × a × t
= 1/2 × 24 × 17
= 12 × 17
= 204 cm²
e) Luas gabungan
= L segitiga + L persegi panjang
= 204 cm² + 300 cm²
= 504 cm²
•Mudah kan??
•Mudah kan?? •Semoga membantu ya.