Connie Hamm demonstrates microwave ovens. She earn $5.00 per demonstration for the first 10 demonstrations and $6.00 for each de
1 answer:
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Answer:
x =
Step-by-step explanation:
Using the sine ratio in the right triangle and the exact value
sin60° =
sin60° = =
=
( cross- multiply )
x × = 8 ( divide both sides by
)
x = ×
( rationalising the denominator )
x =
Answer:
Douglas is incorrect
Step-by-step explanation:
We can remove a zero from a number that has a zero on the right of the decimal place if that zero is the last number before the decimal place. This is true for 240 divided by 10 because the zeros cancel out:
In 59.20 this is not true. Dividing a number with a decimal place requires the decimal place to move and not cancel out the zero after the decimal place. Therefore: