jevanoff
29.07.2019 •
Mathematics
If ashley produced an equal number of chairs each day at work and produces a total number of 49 chairs in one week how many chairs does ashley produce each day
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Ответ:
Ответ:
20 units²
Step-by-step explanation:
The area (A) of a trapezium is calculated as
A = h (a + b)
where h is the perpendicular height and a, b the parallel bases
Here h = 4, a = 3 and b = 7, thus
A = × 4 × (3 + 7) = 2 × 10 = 20 units²