Question

yg bisa tolong bantu dongg aku kasih poin bamyakk​

Answer 1

Verified answer

Penjelasan dengan langkah-langkah:

∆ABC = 180°

<A + <B + <C = 180°

5a° + 4a° + 2a° = 180°

11a° = 180°

a = 16,36° = 16,4°

<A = 5a°

= 5(16,4°)

= 82°

<B = 4a°

= 4(16,4°)

= 65,6°

<C = 2a°

= 2(16,4°)

= 32,8°