Question

Va rog sa ma ajutati

Answer 1

a)= 2/3-5/3= -3/3= -1

B)= √625/100 = 25/10= 2,5 Deci a>b

C)= (5,1+4,9) ÷2= 10÷2= 5

2)
a)= √12/3= √4= 2 x= 2

B)=√(2×8)= √16= 4

C)= x= 9

3)
A)= 8×6= 48 cm²

B)= 10×6/2= 30Cm²

C)= 180-65= 115⁰

4)

a)= mb= ab-am= 8-2= 6Cm