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28-02-2022
Mathematics

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What is mABC if ABCD is a rhombus?

What is mABC if ABCD is a rhombus class=

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zsm2800 zsm2800

03-03-2022

Answer:

72°

Step-by-step explanation:

If ABCD is a rhombus, then m∠ADB = m∠DBC = 36°

ΔADB is an isosles triangle, so m∠ABD = m∠ADB = 36°

Then m∠ABC = m∠ABD + m∠DBC = 36 + 36 = 72°

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