Mathematics 7_Selected Questions
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Transcript of Mathematics 7_Selected Questions
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MATHEMATICS 7Selected Questions
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MATHEMATICS 7
Solve -4x + 15 = -21
Answer: 9
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MATHEMATICS 7
Find the value of n:
-7n + 12 =3n - 8
Answer: 2
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MATHEMATICS 7
Which property of inequalities is illustrated in the following?8 < 12, then 8/-4 > 12/-4
Answer: multiplication property
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MATHEMATICS 7
Solve: x/4 + (x-5)/2 = 3
Answer: 22/3
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MATHEMATICS 7
What is the graph of the inequality “ x is greater than or equal to -2 but less than 2”
Answer:
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MATHEMATICS 7
Solve |3x – 5| - 7 =10
Answer: { -4, 22/3 }
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MATHEMATICS 7
Find the value of x:1.5x – 3 = 10.5
Answer: 9
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MATHEMATICS 7
Solve: 3n -10 > -4
Answer: { n/n > 2 }
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MATHEMATICS 7
What is the solution set of 3n – 10 > -4?
Answer:
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MATHEMATICS 7
Solve: 2x/3 + (x-5)/6 = x/4 + 1
Answer: 22/7
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MATHEMATICS 7
Find the solution set: |(x-3)/4|≤ 1
Answer: { x / -1 ≤ x ≤ 7 }
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MATHEMATICS 7
Solve:
| x | ≥ 4
Answer: { x/x ≤ -4 } U { x/x ≥ 4 }
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MATHEMATICS 7
Consider the figure below. Find
Answer:
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MATHEMATICS 7
Consider the figure below. Find
Answer:
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MATHEMATICS 7
Find the solution set:
3|x+2|>12
Answer: { x/x < -6} U { x/x >2}
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MATHEMATICS 7
It is a union of two non-collinear rays with a common endpoint.
Answer: angle
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MATHEMATICS 7
It is a subset of a line that has only one endpoint, and extends endlessly in one direction.Answer: ray
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MATHEMATICS 7
Solve |2x + 7| + 4 = 1
Answer: { -2, -5 }
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MATHEMATICS 7
Refer to the figure below. Which are corresponding angles?
Answer: ∠1𝑎𝑛𝑑∠5
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MATHEMATICS 7
Refer to the figure below. Which are vertical angles?
Answer: ∠2𝑎𝑛𝑑∠ 4
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MATHEMATICS 7
These are lines that do not lie on the same plane, are not parallel, and do not intersect.
Answer: skew lines
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MATHEMATICS 7
a
Answer:
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MATHEMATICS 7
which measures 63o. What is the measure of ?
Answer: 117o.
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MATHEMATICS 7
It is a segment, ray, or line that divides an angle into two congruent angles.
Answer: angle bisector
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MATHEMATICS 7
Which undefined term in Geometry does the surface of a chalkboard represent?
Answer: plane
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MATHEMATICS 7
It is a closed figure formed by the union of coplanar and non-collinear segments.
Answer: polygon
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MATHEMATICS 7
What is the measure of each of the exterior angles of a regular pentagon?
Answer: 72
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MATHEMATICS 7
It is a triangle with no congruent sides.
Answer: scalene
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MATHEMATICS 7
Refer to the figure below.Find angle AEC
Answer: 72
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MATHEMATICS 7
What is the measure of the hypotenuse of a right triangle if the lengths of its two sides are 12cm, and 5cm.?Answer: 13cm
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MATHEMATICS 7
What is the sum of the measures of the interior angles of a convex polygon with 10 sides?
Answer: 1440o
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MATHEMATICS 7
It is a line coplanar to the circle and intersects the circle at exactly one point.
Answer: tangent
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MATHEMATICS 7
It is a quadrilateral with only one pair of parallel sides.
Answer: trapezoid
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MATHEMATICS 7
If OB measures 7cmAnd Find
Answer: 36o
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MATHEMATICS 7
If OB measures 7cmAnd Find
Answer: 108o
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MATHEMATICS 7
If OB measures 7cmAnd Find
Answer: 14cm
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MATHEMATICS 7
The measures of the three angles of a convex quadrilateral are 65, 112, and 97, what is the measure of the fourth angle?Answer: 86o
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MATHEMATICS 7
The measure of the two angles of a convex quadrilateral are 82 and 116. if the other angles are congruent, what is the measure of each angle?Answer: 81
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