5.702 rounded to the nearest unit is 6. Look one decimal place further to determine what to round to. Greater than or equal to 5, round up. Less than 5, keep it the same.
For example, 5.402 rounded to the nearest unit would be 5 because the next decimal point is 4
I can not the see the text

First let

, so that

to write the integral as

Now recall that

, so substituting

should do the trick. The integral then becomes
Answer:
X as an angle will be equal to 140°
Step-by-step explanation:
As AO = BO, AOB is an Isosceles triangle which has 2 equal angles OAB=OBA=20°, therefore BOA is equal to 140°
x is the angle opposite to BOA which will have the same angle measure.