aaivy0807 aaivy0807

13-05-2022
Mathematics

contestada

I really need help with my math someone please help

I really need help with my math someone please help class=

Respuesta :

jimrgrant1 jimrgrant1

13-05-2022

Answer:

∠ A = 56°

Step-by-step explanation:

the sum of the 3 angles in a triangle = 180°

sum the 3 angles and equate to 180

2x + 3x + 40 = 180

5x + 40 = 180 ( subtract 40 from both sides )

5x = 140 ( divide both sides by 5 )

x = 28

then

∠ A = 2x = 2 × 28 = 56°

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