Question

Dau coroana!!!!!!!!!!!!​

Answer 1

Răspuns:

{a,b,c,d} d.p. {1, 2, 3, 4}=>

$= > \frac{a}{1} = \frac{b}{2} = \frac{c}{3} = \frac{d}{4} = k$

a+b+c+d=360°=> 1k+2k+3k+4k=360°

10k=360°=> k=36°

a=36°

b=2×36=72°

c=3×36=108

d=4×36= 134°