4 years ago

70-21.45=? I need a answer fast and it is worth 25 points

Mathematics

2 answers:

o-na [289]4 years ago

7 0

Answer:

48.55

Step-by-step explanation:

Anna71 [15]4 years ago

3 0

Answer:

48.55

Step-by-step explanation:

Convert 70 into 70.00 and then it will be easier to subtract.

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Circular garden in the middle of a square yard. The radius of the circle is 4x. The side length of the yard is 20x. What is the

dusya [7]

-- The area of the entire yard, before the garden was planted, was

   (side)² = (20x)² = 400 x² .

-- The area of the circle where garden was put in is

   pi R² = (pi) · (4x)² = 16 pi x² .

-- The remaining area of the yard ... the part not covered by
the circular garden ... is

   (400x²) - (16pi x²) = x² (400 - 16pi)

   =   349.7 x² square units.

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4 years ago

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allochka39001 [22]

Answer:

Step-by-step explanation: