10. If a triangle has a height of 12 in. and a base of 5 in., what is its area? A. 30 sq. in. B. 45 sq. in. C. 60 sq. in. D. 90 sq. in.

If a triangle has a height of 12 inches and a base of 5 inches, its area is 30 sq. in.
Area = 1/2 x b x h = 1/2 x 5 x 12 = 30 square inches

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Asked 10/15/2018 9:15:35 AM

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Which one of the following numbers is a multiple of 8? A. 98 B. 124 C. 27 D. 512 **Weegy:** 512 is a multiple of 8. (More)

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Which of the following is a composite number? A. 1 B. 19 C. 0 D. 63 **Weegy:** 63 is a composite number. (More)

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Two angles are complementary. The first angle measures 35°. What is the measurement of the second angle? A. 55° B. 75° C. 125° D. 145° **Weegy:** Two angles are complementary. The first angle measures 35°. The measurement of the second angle is 55°.
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Updated 10/15/2018 10:42:48 AM

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If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what is the acceleration of the object? A. 2.75 m/s B. 33 m/s C. 13.58 m/s D. 5.42 m/s

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Updated 7/20/2020 12:41:45 AM

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If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, the acceleration of the object 2.75 m /s ; acceleration = v2-v1/ t = 98 - 65 / 12 = 33/12 = 2.75 m /s

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8. Which of the following statements is an accurate description of vibrations?

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Updated 259 days ago|1/1/2021 5:55:20 PM

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Neither ultrasonic nor infrasonic vibrations can be heard by humans is an accurate description of vibrations.

Added 259 days ago|1/1/2021 5:55:20 PM

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