The base's length is 8 and it's width is 7, so it's perimeter will be 
. To find the lateral area you shoul multiply this with it's height. So, 
(h is height).
(x-2)+(x+6) Please explain
1 answer:
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Complementary angles are those angles whose sum is 90 degree.
The measurement of two complementary angles are
There sum have to be 90 degree. That is
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Dividing both sides by 5
So the measurement of the angles are