3
the area is 41.6cm which is 1foot 4 3/8 inches.
So 6in + 6in + 6in = 1ft 6in, which will be enough to cover the floor.
The elapsed time was 6 hours and 30 minutes. Hope this helps.
Answer:
The first one!
Step-by-step explanation:
The sum of the side lengths of any 2 sides of a triangle must exceed the length of the third side.
Answer & Explanation:
As we know exterior angle of polygon is supplementary of the interior angle. So we will calculate interior angle first. Since decagon is regular so all angles will be same. Each exterior angle of a decagon will be 36°.
I got -17; hoped you liked it