If 450g of flour is used for 3 pies how much is used for 4 cakes
2 answers:
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Answer:
BC ≈ 12.6 m
Step-by-step explanation:
Using the tangent ratio in the right triangle
tan31° = =
=
( multiply both sides by BC )
BC × tan31° = 7.6 ( divide both sides by tan31° )
BC = ≈ 12.6 m ( to 3 sf )
Answer:
-4/243
Step-by-step explanation:
Your calculator can do this.
You know that 3³ = 27 and (-3)³ = -27. You also know that 3² = 9, and that anything to the zero power is 1. With these facts, you can simplify the expression to ...