the answer should be c
The correct answer is B, sqrt 2 / 2, which equals 0.70
If you put cos 45* into a trig calculator, you'll get 0.70 as well.
Answer:
12 meters
Step-by-step explanation:
The apparent size is ...
(4·10^2)·(3 cm) = 12·10^2 cm = 12 m
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1 m = 10^2 cm
0<=x0.7896
0<=x<0.9799
0<=x<0.9870
0<=x<1.2249
30 tens
90 is the greatest number of tens