camibel camibel

12-09-2020
Mathematics

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Find the area of a triangle with a 21 cm base and 4 cm height

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ZJSG09112007 ZJSG09112007

12-09-2020

Answer:

42 cm^2

Step-by-step explanation:

Base = 21 cm

Height = 4 cm

Area = [tex]\frac{base\times height}{2}[/tex]

Substitute values into the given equation

[tex]A = \frac{21\times 4}{2} \\\\A = \frac{84}{2} \\\\A = 42cm^2[/tex]

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