step-by-step explanation:
|ab| = 1.4 = 4
h = 1.4 = 4
a(abc) area = 4.4 = 16/2 = 8
area of abc = 8 cm^2
good luck ! ; )
b
the expression (1.26)2t reveals the approximate rate of increases in the number of plants semiannually.
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