Odpowiedź:
zad 8
a)
α = 40°
L = 6π
L = παr/180° = π * 40°/180° * r = π * 2 * r/9 = 2πr/9
2πr/9 = 6π
2πr = 9 * 6π = 54π
r - promień okręgu = 54π/2π = 27
b)
α= 7°30' = 7,5°
L = π
L = παr/180° = π * 7,5°/180° * r = π * r * 1/24 = πr/24
πr/24 = π
πr = 24π
r - promień okręgu = 24π/π = 24
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Odpowiedź:
zad 8
a)
α = 40°
L = 6π
L = παr/180° = π * 40°/180° * r = π * 2 * r/9 = 2πr/9
2πr/9 = 6π
2πr = 9 * 6π = 54π
r - promień okręgu = 54π/2π = 27
b)
α= 7°30' = 7,5°
L = π
L = παr/180° = π * 7,5°/180° * r = π * r * 1/24 = πr/24
πr/24 = π
πr = 24π
r - promień okręgu = 24π/π = 24
b)