mohon dibantu kak tolong
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Ingat ya, teman-teman !!!!!
Jumlah sudut berpenyiku itu pasti 90⁰ ya
<ABD = 7y⁰, <DBC = 5y⁰
<ABD + <DBC = 90⁰
7y⁰ + 5y⁰ = 90⁰
12y⁰ = 90⁰
y = 90⁰/12 = 7,5
<DBC = 5y⁰ = 5(7,5⁰) = 37,5⁰
[answer.2.content]Ingat ya, teman-teman !!!!!
Jumlah sudut berpenyiku itu pasti 90⁰ ya
<ABD = 7y⁰, <DBC = 5y⁰
<ABD + <DBC = 90⁰
7y⁰ + 5y⁰ = 90⁰
12y⁰ = 90⁰
y = 90⁰/12 = 7,5
<DBC = 5y⁰ = 5(7,5⁰) = 37,5⁰
[answer.2.content]