3 years ago

An electronics retailer offers an optional protection plan for a mobile phone it sells. Customers can choose

Mathematics

2 answers:

Darina [25.2K]3 years ago

8 0

Answer:

$79

Step-by-step explanation:

That's the Khan Academy answer

Oxana [17]3 years ago

4 0

Answer:

79$ / 0.14

Step-by-step explanation:

Depending on the khan academy question the answer may differ between the two. Make sure to read your example closely. If it asks for dollars 79 is your answer if not go for 0.14. <3

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iris [78.8K]

The ladder must be 9.4 ft to reach the top of the building

Here, we want to get the length of the ladder that will reach the top of the building

Firstly, we need a diagrammatic representation

We have this as;

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We simply will make use of Pythagoras' theorem which states that the square of the hypotenuse is equal to the sum of the squares of the two other sides

Thus, we have;