186cm
You add all the sides up, so 42+42+51+51 which equals 186cm
ok so THIS IS UR ANSWER I THINK PLEASE MAKE ME BRAINLIEST
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Answer:
AC = 28 feet
Step-by-step explanation:
Point C is the midpoint of AB, so AC is half the length of AB:
AB/2 = (56 ft)/2 = 28 ft = AC
Answer c because .10 x 40 equals 4 plus 2