Please capitalize where necessary: in the diagram d is the diameter of the circle, a is the length of the arc ab and x is the length of nb which guo wanted to calculate.
A: In the diagram d is the diameter of the circle, a is the length of the arc AB and x is the length of NB which Guo wanted to calculate.
Q: thanks to the sharpened and hardened edge, problem-free work is possible.

A: Thanks to the sharpened and hardened edge, problem-free work is possible.
Q: in the evening mostly cloudy weather will prevail. morning temperatures will be around 17 °c. during the day they will reach a maximum of 21 °c. low temperatures at night will be around 12°c. we have weak westerly winds.
A: In the evening mostly cloudy weather will prevail. Morning temperatures will be around 17 °C. During the day they will reach a maximum of 21 °C. Low temperatures at night will be around 12°C. We have weak westerly winds.
Problem: 3 weeks ago 01:02 xhamster milk, lactating, bbw, natural, glasses, big tits, babe
Can you repeat this sentence, but capitalize it?
Answer: 3 weeks ago 01:02 xHamster milk, lactating, bbw, natural, glasses, big tits, babe
Text: this allows the intelligence of windows to decide the correct software application to open your g1m file.

Correct capitalization: This allows the intelligence of Windows to decide the correct software application to open your G1M file.
Text: it reaches more than 1 million european citizens per year through thousands of projects launched at local, regional and european level.

Correct capitalization:
It reaches more than 1 million European citizens per year through thousands of projects launched at local, regional and European level.