adebukoladoris74 adebukoladoris74

18-07-2020
Mathematics

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find the third angle in a triangle when the other two angles are (2a-32)° and (3a+22)°

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mhanifa mhanifa

18-07-2020

Answer:

(190-5a)°

Step-by-step explanation:

Sum of internal angles of a triangle equals to 180°

If the third angle is x, then we have:

(2a-32)°+(3a+22)° +x = 180°
(5a- 10)° +x= 180°
x= (180+10-5a)°
x= (190-5a)°

The third angle is: (190-5a)°

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