-6 + 5
= -1.
Regards............
Check the picture below.
so the quadrilateral is really just a parallelogram below a triangle, so let's simply get the area of each and sum them up.

Answer:
14.32
Step-by-step explanation:
The volume of the cone is 540π , work out the height of the cone.
radious = 6cm
You should get 1 hundred block and 11 tens abd 6 ones now it is easier to make groups. Give even amount of blocks into three groups
If I would guess, then the answer would be 8. Because in the question it doesn’t say anything about a negative unit, so it would be positive 8, or the 8 to the right