Answer these 3 questions
1.
What is the length of the line segment with endpoints (−3,8) and (7, 8) ?
Enter your answer in the box.
units
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2. (The second picture is the second question)
What is the perimeter of the rectangle in the coordinate plane?
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3. (The first picture is the third question)
What is the area of the triangle in the coordinate plane?
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(NO ANSWER CHOICES FOR SECOND AND THIRD)