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laila [671]
3 years ago
12

Answer to question one pleaseeeee help !!

Mathematics
1 answer:
Salsk061 [2.6K]3 years ago
8 0
The answer is 19.6 cm^2


you should find the height of the triangle by heron formula: it will be 9.8

so the area is
(9.8 \times 4 ) \div 2= 39.2 \div 2 = 19.6



good luck
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