Question

find the area of right angle triangle b=20mm ; h=12mm​

Answer 1

Answer:

120

Step-by-step explanation:

Area=1/2×b×h

1/2×20×12

120

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Answer 2

Answer:

1.2 cm²

Step-by-step explanation:

area of a triangle  = $\frac{1}{2}$ x b x h

                              = $\frac{1}{2}$ x 20 x 12

                              = 10 x 12

                              = 120 mm²

                              = 1.2 cm²