caseyheaton
15.12.2019 •
Mathematics
In the diagram, rectangle abcd has a perimeter of 20 cm.
what is the area of adec?
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Ответ:
the answer is 50cm
Step-by-step explanation:
x=5
so 5+5 would be 10
so the long side would be 10 and the short side would be 5
so 5cmx10cm= 50cm
Ответ:
The tv had dropped 20%
Step-by-step explanation: $160 is 80% of $200. So 100%- 80%= 20%