if m∠acb = 180°, and m∠acd = 55°, then m∠dcb = ?° | Sovi AI

QUESTION IMAGE

if m∠acb = 180°, and m∠acd = 55°, then m∠dcb = ?°

Question

if m∠acb = 180°, and m∠acd = 55°, then m∠dcb = ?°

Explanation:

Step1: Identify straight angle

∠ACB = 180° (straight line)

Step2: Calculate ∠DCB

∠DCB = ∠ACB - ∠ACD = 180° - 55° = 125°

Answer:

125