Matematika

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tolong dijawab yaa...
dikumpul besok...
tolong dijawab yaa... dikumpul besok...

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1 Jawaban

  • 6a. X= 70°
    b. Y=110°
    c. L=1/2×(17+23)×14cm
    =1/2×40×14
    =20×14
    =280°
    7. SR=PQ
    =7cm
    TS=22-7
    =15cm
    QR=SP
    =25cm
    PT=√25"-15"
    =√625-225
    =√400
    =20cm

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