Each exterior is 360/7 = 51.4 degrees to the nearest tenth
100
tan-1(0.8) = 38.65980825 degrees or 38.7 degrees to the nearest tenth.
Assuming the question refers to a circle with a diameter of 0.9 metres, the circumference is 2.83 m = 2.8 metres to the nearest tenth.
The angle would be 82.4053 degrees, or 82.4 correct to the nearest tenth of a degree.
10.4 cm
900/7 = 128.6 degrees rounded to the nearest tenth
round 48.6 to the nearest tenth
Round 3.7416573 to the nearest tenth is 3.7
To the nearest tenth it is 2796.
118.0
It then is 471.4 to the nearest tenth
It is 61.9 to the nearest tenth
It then is 0.7 to the nearest tenth
It is 263.8 to the nearest tenth
4.4, to the nearest tenth.
24.6 Round 24.583 to the nearest tenth? => 24.600