Answer:
Step-by-step explanation:
8 ft by 4 ft
8ft x 4ft = 32 ft
8ft + 8 ft = 16 ft 4 ft + 4 ft = 8 ft
16ft + 8 ft = 24 ft
Answer:
a = 1, b = 3.
Step-by-step explanation:
a + b = 4
a - b = -2 Adding to eliminate b:
2a = 2
a = 1
So 1 + b = 4
giving b = 3.
Answer:
<em>C = 13π ≈ 40.82 units </em>
Step-by-step explanation:
C = 2 r π = d π
AB = = 13 units
<em>C = 13π ≈ 40.82 units</em> ( π ≈ 3.14 )
Answer:
a, b and c
Step-by-step explanation:
in my opinion, I think its a, b and c...
2/7 is the probability that the first satellite sends a weak signal. That leaves 6, one of which sends a weak signal. So the probability that the second also sends a weak signal is 1/6. Combine these and we get 2/7×1/6=1/21.