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In parallelogram ABCD below, AC is a diagonal, the measure of ZABC is 40°, and the measure of ZACD is 57º. What is the measure of ZCAD ?
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2 votes
In parallelogram ABCD below, AC is a diagonal, the

measure of ZABC is 40°, and the measure of ZACD is
57º. What is the measure of ZCAD ?

User Gabriele Mariotti
by
7.6k points

1 Answer

2 votes

Explanation:

  • ABCD parallellogram
  • m< B = m< D = 40
  • in triangle ACD :

m < CAD = 180 - ( 40 + 57 ) = 83

User Karuna
by
8.7k points
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