Answer:
a) $39+8x<75$, b) no, c) at most 4 pairs
Step-by-step explanation:
Answer:
No.
Step-by-step explanation:
4.7>4.07
Think of these numbers like money
4 dollars and 70 cents is more than 4 dollars and 7 cents.
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Answer:
420 minutes
Step-by-step explanation:
7:30am to 2:30pm
=7:30to 14:30
=14.30-7.30=
7hours
in minutes;
7×60
= 420minutes
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4.2³ = 74.088. If the 4.2 is accurate, this is actually not an estimate but an exact answer. You can of course round it to 74, then it becomes an estimate.
Answer:
84 degrees
Step-by-step explanation:
Applying the Cosine Rule (Choice 2 is the correct one) :-
12^2 = 11^2 + 6^2 - 2*11*6 cos Y
144 = 121 + 36 - 132 cos Y
cos Y = (121 + 36 - 144) / 132
cos Y = 0.09848
Y = 84.3 degrees
