27-02-2021
Mathematics

contestada

find area of triangle

find area of triangle class=

Respuesta :

mariazahra22 mariazahra22

27-02-2021

Answer:

49.1 cm² (round to nearest 10)

Step-by-step explanation:

- use trigonometry to find the height(h) of the triangle

- substitute height and base(b) 12cm into the formula

A = ½ × b × h .

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