Answer:
umm idk let me get back to you
Step-by-step explanation:
In order to write

as a percentage, we must first convert the fraction into a decimal. We can do that simply by dividing.
35 / 20 = 1.75
In order to convert a fraction to a decimal, we must multiply it by 100
1.75 * 100 = 175%

as a percentage is 175%.
Hope that helped =)
now solve the quadretic eq. for the value of a
I hope it help to u
Answer: 25.13cm is the circumference of the diameter of 4cm.