Referring to triangle ABC, find the area of the triangle.
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?
Round to three significant digits.
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A. 1,470 inches2
B. 1,430 inches2
C. 1,530 inches2
D. 1,390 inches2
E. 1,450 inches2
Answer: A
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Use the graph of the function f(x) to locate the local extrema and identify the intervals where the function is concave up and concave down.
A. Local minimum at x = 3 ; local maximum at x = -3 ; concave up on (-?, -3) and (3, ?); concave down on (-3, 3) B. Local minimum at x = 3 ; local maximum at x = -3 ; concave up on (0, ?); concave down on (-?, 0) C. Local minimum at x = 3 ; local maximum at x = -3 ; concave down on (0, ?); concave up on (-?, 0) D. Local minimum at x = 3 ; local maximum at x = -3 ; concave down on (-?, -3) and (3, ?); concave up on (-3, 3)
Name and classify the angle as acute, right, obtuse, or straight.
A. ?A, ?KAH, ?HAK: acute B. ?A, ?KAH, ?HAK: right C. ?A, ?AKH, ?AHK: right D. ?A, ?AKH, ?AHK: straight
Write an inequality to describe the situation.The number of people n at the concert is less than 881.
A. n ? 881 B. n < 881 C. n > 881 D. n ? 881
The Jacksons are taking a trip to Florida. Mr. Jackson knows that it is about 945 miles to their destination in Florida from their home in Ohio. He knows the average speed along his route will be 70 miles per hour. How long is the drive?
What will be an ideal response?