31 units
the outer part,try to combines pieces that would make one unit and count
Alright, lets get started.
space that is 7.0 cm long and 4.0 cm wide it means space is in rectangular shape.
The lenght of the space = 7 cm
The width of the shape = 4 cm
The formula of area of rectange = length * width
The area of rectange = 
The area of rectange = 28 square cm
So, the area of the space you are aiming for 28 square cm. : Answer
Hope it will help :)
Answer:
114
Step-by-step explanation:
Answer:
0.0001075
Step-by-step explanation:
The relation between halflife and rate at which it is decaying is given by

now in the above problem halflife is given as 2800 years substituting in the above equation we get the value of rate at which it is decaying to be rate=0.0001075.
Answer:
Area = 1/2 base x Height
Step-by-step explanation: