Math, asked by balachandiran51978, 5 months ago

abc is a right angled triangle B=90 if ABD is an exterior angle ofabc. find its measure

Answers

Answered by rakeshgupta101rg

6

Step-by-step explanation:

ang. ABD = 90⁰

In ∆ABC,

A + B + C = 180⁰ (Angle Sum Property)

A + 90⁰ + C = 180⁰

A + C = 90⁰

ang.ABD = A + C (Exterior angle is the sum of opposite two interior angles)

ang.ABD = 90⁰

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