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1.transforma in grade si minute:
a) 127' b) 79' c) 179' d) 111'
2. efectueaza:
a) 37°44'+48°29' c) 13°17'-8°38'
b) 67°39'+28°47' d) 12°3'-9°45'

e) 22°22' • 2. g) 48°48':4
f) 22°22' • 3. h) 50°24':7

va rog sa ma ajutati


Răspuns :

Răspuns:

Explicație pas cu pas:

1.transforma in grade si minute:

1° = 60 minute

a) 127'  = 2°7'

b) 79' = 1°19'

c) 179' = 2°59'

d) 111' = 1°51'

2. efectueaza:

a) 37°44'+48°29' = 85°73' = 86°13'

b) 67°39'+28°47' = 95°86' = 96°26'

c) 13°17'-8°38' = 12°77' - 8°38' = 4°39'

d) 12°3'-9°45' = 11°63' - 9°45' = 2°18'

e) 22°22' • 2 = 44°44'

f) 22°22' • 3 = 66°66' = 67°6'

g) 48°48':4 = 12°12'

h) 50°24':7 = 49°84' : 7 = 7°12'