Respuesta :
Answer:
sq rt 122
Step-by-step explanation:
if the box is 9 inches length (base) then this applies
First find the base diagonal then find the furthest top to base diagonal after.
Pythagoras theorem
Base diagonal
9^2 + 5^2 = c^2
(sqrt) of 81+25 = c^2
(sqrt) of 106 = c^2 = 10.29563 inches
= 10.3 inches.
larger diagonal
We note the height is 4inches and we add this again squaring all digits on calculator
10.29563^2 + 4^2 = c^2
(sqrt) 121.999997 = c^2
= 11.045361017187261 = 11.08 = 11.1 inches
Radical form = sq rt 122
The diagonal of the straw in radical form is √122 inches.
What is rectangular prism?
A rectangular prism is a 3-dimensional solid shape which has six faces that are rectangles. A rectangular prism is also a cuboid.
The rectangular box is in the shape of rectangular prism.
For the given situation,
Length of the rectangular box, l = 9 inches
Breadth of the rectangular box, b = 5 inches
Width of the rectangular box, w = 4 inches
The formula to find the diagonal of the rectangular prism is
[tex]d=\sqrt{l^{2}+b^{2}+w^{2} }[/tex]
⇒ [tex]d=\sqrt{9^{2}+5^{2}+4^{2} }[/tex]
⇒ [tex]d=\sqrt{81+25+16}[/tex]
⇒ [tex]d=\sqrt{122}[/tex]
Hence we can conclude that the diagonal of the straw in radical form is √122 inches.
Learn more about rectangular prism here
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