SUM OF THE ANGLES OF A QUADRILATERAL IS 360°
100°+85°+65°=250°
360°=250°+110°
Step-by-step explanation:
Store a must offer 30%
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>
Yes the triangles are similar
