It's 130, any quadrilateral's angles add up to 360 and those numbers add up to 230, 360-230 = 130
Answer:
Step-by-step explanation:
Check the attached photo for the details
You need to add what the lines are if you want them to be analysed for you^^
'Pi' ( π ) is the ratio of the circumference of a circle to its diameter.
The exact value of 'pi' can't be completely written with numbers, so whenever
we use 'pi', we always use an approximation.
Answer:
Step-by-step explanation:
Use cosine:
We have
and the angle 17°.
Substitute:
<em>convert the decimal to the fraction</em>
<em>cross multiply</em>
<em>divide both sides by 9563</em>
