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victus00 [196]
3 years ago
15

Can someone please help me and show work ?

Mathematics
1 answer:
valentina_108 [34]3 years ago
8 0

Answer:

<em> (1). x = 14 ; (2). 70°</em>

Step-by-step explanation:

<em>(1).</em> m∠ACD = m∠A + m∠B

6x + 2 = (2x + 1) + (3x + 15)

6x - 5x = 14

<em>x = 14</em>

<em>(2).</em> m∠ABC = 180° - m∠CBD = 140°

<em>m∠A</em> = m∠C = 140° ÷ 2 = <em>70°</em>

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