Answer:
geometric
Step-by-step explanation:
The differences are not constant, so the sequence cannot be arithmetic. The common ratio is -2, so the sequence is geometric.
supplementary angles add up to 180 degrees
angle 1 = x
angle 2 = 8x
x +8x = 180
9x = 180
x = 180/9 = 20 degrees
larger angle = 8*20 = 160 degrees
Answer:
4/3
Step-by-step explanation:
sohcahtoa
tan = opposite/adjacent
tanX = 32/24 = 4/3
Answer:
42 = <em>l</em>
21 = <em>w</em>
Step-by-step explanation:
{l = 2<em>w</em>
{126 = 2<em>w</em> + 2<em>l</em>
126 = 2<em>w</em> + 2[2<em>w</em>]
126 = 2<em>w</em> + 4<em>w</em>
126 = 6<em>w</em>
21 = w [Plug this back into both equations to get the length of 42]; 42 = <em>l</em>
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Answer:
missing number=81
Step-by-step explanation:
you are multiplying by three.
27×3=81