180 Days of Social Studies: Grade 4 - Daily Social Studies Workbook for Classroom and Home, Co

180 Days of Social Studies: Grade 4 - Daily Social Studies Workbook for Classroom and Home, Co

» » Matematika bantu jawab teman teman ​

Matematika bantu jawab teman teman ​

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bantu jawab teman teman ​

Jawaban:

cos30=b/18

b=cos30×18

b=1/2√3×18

b=9√3(d)

[answer.2.content]
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