Jawab:
Gunakan rumus pithagoras, sisi miring²= alas² + tinggi²
Penjelasan:
20. alas= 29² - 21² = 400 = √400= 20cm(A)
21. sisi miring = (33-25)² + 15² = 64 + 225 = 289 =√289 = 17cm(A)
22. tinggi = 13² - 5² = 169 - 25 =144 = √144 = 12m(C)
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Jawab:
Gunakan rumus pithagoras, sisi miring²= alas² + tinggi²
Penjelasan:
20. alas= 29² - 21² = 400 = √400= 20cm(A)
21. sisi miring = (33-25)² + 15² = 64 + 225 = 289 =√289 = 17cm(A)
22. tinggi = 13² - 5² = 169 - 25 =144 = √144 = 12m(C)