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1. Triangle "A" whose base is 3cm and its height is 2cm.
Step 1: Identify the formula
the formula​


Sagot :

Answer:

base = 3cm

height =2 cm

[tex]a = \frac{1}{2} b \times h \\ a = \frac{1}{2} (3cm)(2cm) \\ a = \frac{1}{2} (6 {cm}^{2}) \\ a = 3cm ^{2} [/tex]