7. Which one of the following statements is true of perpendicular lines?
A. They intersect at one point.
B. They intersect to form an obtuse angle.
C. They never intersect.
D. They intersect

to form an acute angle.

This is true of perpendicular lines: D. They intersect at one point. They form right angles.

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Asked 2/15/2013 1:59:23 PM

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12. Solve this inequality: 3p – 6 > 21.
A. p > –5
B. p > –9
C. p > 5
D. p > 9
**Weegy:** D. p > 9 is the answer.
**User:** 13. Solve this inequality: 3b – 7 **Weegy:** answer is b**User:** 14. Solve this inequality: 3q + 11 + 8q > 99.
A. q > 11
B. q > 1/8
C. q > 88
D. q > 8
**Weegy:** D. q > 8 is the right answer. **User:** 15. Simplify this expression: 19 – (–8) – (–14) = ?
A. 41
B. 25
C. –7
D. –3
**Weegy:** C. 41 is the answer. 19 ? (?8) ? (?14) = 41 **User:**
16. Solve this equation for A: A ÷ 2 = 4
A. 8
B. 2
C. 6
D. 4
**Weegy:** Mathematically speaking, the answer would be U = 2 **User:** 17. If five times a number plus two is 17, what is the number?
A. 2
B. 3
C. 5
D. 7
**Weegy:** What is your question? **User:** 17. If five times a number plus two is 17, what is the number?
A. 2
B. 3
C. 5
D. 7
**Weegy:** What is your question? **User:** 17. If five times a number plus two is 17, what is the number? **Weegy:** What is your question? **User:** 18. Solve this equation: 4y + 228 = 352.
A. y = 145
B. y = 3
C. y = – 31
D. y = 31
**Weegy:** D. y = 31 is the answer. **User:** 19. Given the formula D = ABC, what is the formula for C?
A. C = AB ÷ D
B. C = AD ÷ C
C. C = D ÷ AB
D. C = ABD
**Weegy:** C. C = D ? AB is the answer. **User:** 20. Simplify the following expression: 35 + (–13) + (+8) – (–6).
A. 50
B. 24
C. 44
D. 36
**User:** 16. Solve this equation for A: A ÷ 2 = 4
**Weegy:** The answer for A: A ÷ 2 = 4 is A=8. (More)

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Asked 2/15/2013 1:14:42 PM

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1. Josie bought a new mirror. The mirror has 5 sides. What is the shape of the mirror?
User: What shape has 5 sides User: 2. Two angles are complementary. The first angle measures 35°. What is the measurement of the second angle?
A. 75°
B. 125°
C. 145°
D. 55°
**Weegy:** B. 55? Two Angles are Complementary if they add up to 90 degrees (a Right Angle). **User:** 3. Using the formula C = 2pr, find the circumference of a circle with diameter of 28 inches.
A. 28 in.
B. 88 in.
C. 44 in.
D. 56 in.
**Weegy:** D. 56 in. (More)

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Asked 2/15/2013 1:49:24 PM

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5. A carpenter is making a brace for a chair. To do so she intersects two pieces of wood to make two sets of vertical angles. The obtuse angles formed are each 145°. What is the measurement of each acute angle formed?
User: 6. Which of the following best describes a plane?
A. The point of intersection of two walls
B. The edge of a desk
C. A curve in a road
D. The surface of a flat table
**Weegy:** D. The surface of a flat table best describes a plane. (More)

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Asked 2/15/2013 1:56:46 PM

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How do you find the area of a triangle? User: What is the area of a triangle with a base of 6 and a height of 8? **Weegy:** The area of a triangle with a base of 6 and a height of 8 is 24. Solution: A = B x H/2, A = 6 x 8/2, A = 48/2, A = 24. (More)

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Asked 2/15/2013 2:15:41 PM

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19. 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.
User: 20. A cylindrical tank has a radius of 15 ft. and a height of 45 ft. How many cubic feet of water can the tank hold?
A. 675 cu. ft.
B. 15,896.25 cu. ft.
C. 31,792.5 cu. ft.
D. 127,170 cu. ft.
**Weegy:** The volume of the cylindrical tank is pir^2h. pi(15*15)(45)=pi(225)(45)=pi(10125)=31,792.5 cu.ft. **User:**
1. The study of the Earth's atmosphere and its changing conditions is called
A. meteorology.
B. geology.
C. astronomy.
D. ecology.
**Weegy:** The study of the Earth's atmosphere and its changing conditions is called: C. METEOROLOGY. **User:** 2. If you wanted to measure the distance from point A to point B, which unit of the metric system would you use?
A. Meter
B. Cubic centimeter
C. Liter
D. Gram
**Weegy:** A.Meter (More)

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Asked 2/15/2013 2:33:06 PM

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