Question

17. Calculati:
а) 45° : 2
b) 97° : 2
c) 2×75°38'
g) 2×67°29'​

Answer 1

Explicație pas cu pas:

а) 45° : 2 = 44°60' : 2 = 22°30'

b) 97° : 2 = 96°60' : 2 = 48°30'

c) 2 × 75°38' = 2 × 75° + 2 × 38' = 150° + 76' = 151°16'

g) 2 × 67°29'​ = 2 × 67° + 2 × 29' = 134° + 58' = 134°58'