Answer:
Step-by-step explanation:
- Convert 3 1/2 to a mixed number. It should now look like this: 7/2
- Write out the new expression:
÷
- Multiply by the reciprocal of 9/1:
=
A rectangular room is 6 meters longer than it is wide, and its perimeter is 28
1 answer:
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Answer:
48 sq. units
Step-by-step explanation:
The area of a trapezoid is given by half sum of the bases multiplied by the height
where a and b are the two parallel sides of the trapezoid and h is the height or amplitude of the trapezoid
But you are aware that, the median of a trapezoid is equal to half the sum of the bases, thus the first part of the formulae is covered by the median
Hence area, A, of a trapezoid is simplified to product of median and amplitude