Geometric sequence

r=common ratio
a1=first term
find r
a1=8
a6=-8192


divide both sides by 8

take 5th root of both sides
-4=r
sub



Answer:
Angle B=92
Arc DCB=228
Step-by-step explanation:
Arc DCB intercepts Angle A.
Arc DCB is twice of Angle A so that means Arc dCB=228
Angle C is supplementary so Angle B equal 92.
13.05 <26*x
13.05 is less than the product of 26 and x
Answer:
10 1/2 pounds are needed.
Step-by-step explanation:
7 x 1.5 = 10.5
65 + 10x < 120
x = 5 hours and he would have 5 dollars left