Step-by-step explanation:
given,
tan thita =8/9
or,tan thita=p/b
now, h=



therefore, h=

now, cos thita =b/h
so, cos thita =


......ans........
hope its helpful
The perimeter of a square is a^2. In this case a= (4x-2y) so a^2=(4x-2y)^2 , a^2={16(x)^2-16xy+4(y)^2}
All you need to do is times them and then round to the nearest one. 2,434%
Answer:
Step-by-step explanation:
This is an exponential equation of the form

There are 4 hundreds in the number 483