Question

ix) In a right angle triangles angle bis 90° and angle c is 20 then find the value of
angle a​

Answer 1

Answer:

70

Step-by-step explanation:

sum of all angles of triangles =180°

90°+20°+x°=180°

110°+x°=180°

x=180°-110°

x=70°

Answer 2

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• In a right angle triangles angle bis 90° and angle c is 20 then find the value of

In a right angle triangles angle bis 90° and angle c is 20 then find the value ofangle a

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Another angle = 70°

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$sum \: of \: triangle \: = 180 \\ 90 + 20 + x = 180 \\ x \: = 180 - 110 \\ x = 70$

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