Answer:
Its an Arithmetic progression
Step-by-step explanation:
d1= -18-(-25)= 7
d2= -11-(-18)= 7
d1 = d2
r1 = -18/25=0.72
r2 = -11/-8= 0.611
r1 isnt = r2
Step-by-step explanation:
2b-3ac
=2×2-3×2×(-1)
= 4+6
=10
She can buy 8 because 130/15=8.666666667, we round down cause she cannot buy 9, she can only buy 8.
Answer:
A
Step-by-step explanation:
if the triangles are similar the ange B and E are the same, A and D are the same and C and F are the same.
B=77 and E=77
F=31 and C=31
A=72 and D=72
(46/3)-6=9
Her daughter is 9 years old and her mother is 37.