Question

∆ABC is an isoceles right angled triangle in which angleA = 90°, find the measure of angleB​

Answer 1

Answer:

ANGLE A= 90 DEGREE

AB = AC [SIDES OF ISOCELESS TRIANGLE ARE EQUAL]

HENCE , ANGLE B = ANGLE C

x+x+90 = 180

2x + 90 = 180

2x =180-90

x=90\2

x= 45

angle B =45 DEGREE

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Step-by-step explanation: