Answer:
14
Explanation:
A=pi × r²
153.86 = 3.14 × r²
Divide both sides of the equation by 3.14
it becomes:
r²=153.86÷3.14
r²=49
taking the square root for both sides of the equation
r = 7
and
diameter = 2 × radius
diameter = 2 × 7 = 14
Answer:
B is the answer because x- 10 = the speed of the plane going agianst the wind.
Explanation:
If you got a 680 SAT score, you're probably wondering how you compare to other students, and whether a 680 is good enough to get into college.
The truth is, it depends on your personal college goals and where you want to apply.
Note: this 680 score guide is for the New SAT, out of 1600. This score corresponds to a 870 in the old SAT out of 2400.
An example of Financial algebra is find the 20% increase to the original price of 1.2.
<h3>What is Financial algebra?</h3>
Financial Algebra is known to be a type of semester course that is often made for the upperclassmen. It is one that has been set up to create a good and strong foundation in logical thinking and problem solving in terms of finance and money.
= 20% of the price = 1.2
The cost of the selling price of share = 1.247.65
Therefor it will be= 57.18
Learn more about algebra from
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