Jawaban:
besar sudut B adalah 100⁰
Penjelasan:
sudut A2 + sudut B3 = 180⁰
3x + 5⁰ + 2x + 50⁰ = 180⁰
5x + 55⁰ = 180⁰
5x = 180⁰-55⁰=125⁰
x = 125/5 = 25⁰
Substitusi nilai x kedalam sudut B3
B3 = ( 2x + 50⁰)
=2(25⁰) + 50 ⁰
=100⁰
Semoga membantu
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Jawaban:
besar sudut B adalah 100⁰
Penjelasan:
sudut A2 + sudut B3 = 180⁰
3x + 5⁰ + 2x + 50⁰ = 180⁰
5x + 55⁰ = 180⁰
5x = 180⁰-55⁰=125⁰
x = 125/5 = 25⁰
Substitusi nilai x kedalam sudut B3
B3 = ( 2x + 50⁰)
=2(25⁰) + 50 ⁰
=100⁰
Semoga membantu