Answer:
4/25 or 0.16
Step-by-step explanation:
your welcomeee
Answer:
rounding to the nearest tenth
Step-by-step explanation:
the area A of the cross section of the column is .
<u>Step-by-step explanation:</u>
Here we have , building engineer analyzes a concrete column with a circular cross section. The circumference of the column is 18π, pi meters. We need to find What is the area A of the cross section of the column .Let's find out:
We know that , Circumference of circle =
⇒
⇒
⇒
⇒
⇒
We know that area of circle =
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⇒
⇒
Therefore , the area A of the cross section of the column is .
It’s a kite because angle B is equal to angle D (both 105) and it all adds up to 360 making it a quadrilateral.
I hope this helps
Answer:
are you my my little pg champ