Question

prove that angle abc is an isosceles triangle if the altitude ABC from A on BC bisects BC

Answer 1

CRM

PLEASE CHECK YR ANSWER CAREFULLY

PLEASE CHECK YR ANSWER CAREFULLY HOPE IT HELPS TO U

PLEASE CHECK YR ANSWER CAREFULLY HOPE IT HELPS TO U PLEASE MARK ME AS BRAINLIST

Answer 2

In ∆ADB and ∆ADC AD = AD [Common side]

∠APB =∠ ADC [90°] BD = DC [AD bisects BC]

∴∆ADB ≅ ∆ADC [SAS postulate]

∴AB = AC [Corresponding sides]

∴∆ ABC is an isosceles triangle