2 years ago

Find the surface area of the rectangular prism. 3 ft. 9 ft. 5 ft. [? ] sq ft.

Mathematics

1 answer:

dalvyx [7]2 years ago

6 0

Answer:

174 ft^2

Step-by-step explanation:

2(3*9)+2(5*9)+2(5*3)

= 54 + 90 + 30 = 174 ft^2

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This famous clock tower has a clock face with a diameter of 23 feet. What is the approximate area of this clock face

pashok25 [27]

Answer:

Therefore the approximate area of this clock face is 415.3 feet².

Step-by-step explanation:

Given:

Clock is of Circular Shape,

Diameter = 23 feet

$Radius =r =\dfrac{diameter}{2}=\dfrac{23}{2}=11.5\ feet$

To Find :

Area of Clock Face = ?

Solution:

Area of Circle having Radius 'r' is given as,

$\textrm{Area of Circle}=\pi r^{2}$

Substituting the values we get

$\textrm{Area of Clock Face}=3.14\times (11.5)^{2}=415.265=415.3\ feet^{2}$

Therefore the approximate area of this clock face is 415.3 feet².

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Answer:

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Step-by-step explanation:

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