Worksheetsfinal exam
Total questions: 23
Worksheet time: 12mins
If 7a = 5b, then the ratio a to b is ------------
(a)
If xy= 59, then x-yy = ------------
(a)
The mode is the most often occurring value in the data.
True
False
If two polygons are similar then they are congruent.
True
False
A polygon is equilateral if all its sides are equal
True
False
If ∆ABC~ ∆DEF, then which of the following is not true?
ABDE = BCEF
ABDE = EFBC
ACDF = BCEF
DEAB = EFBC
An event is a subject of a sample space set.
True
False
Every triangle is congruent to itself
True
False
Which of the following is not a similarity theorem for triangles?
SSS
AA
SAS
None of the above
Vectors that have the same or opposite direction are called parallel vectors.
True
False
If the ratio of sides of triangles ABC and DEF is K, then the ratio of their perimeters is.
K
K2
1k
K+1
All equilateral triangles are similar
True
False
Two polygons are similar if the corresponding sides are ---------- and the corresponding angles are -------------
Proportional
Congruent
The value of x in the diagram below is
38
33.375
40.375
39.75
Which of the following is not a congruent theorem?
SSS
AAA
SAS
ASA
In ∆ABC, if AB= BC then which two angles are congruent?
A and C
B and C
A and B
Which of the following if different from the others?
Chance
Interpretation
Possibilities
Uncertainty
If two polygons are similar with ratio of corresponding sides K, then which of the following is not true?
Ratio of their perimeter is K.
Ratio of their areas is K2
Ratio of their area as is 1
None of the above
Which of the following is not true?
Two squares are similar.
Two isosceles triangles are similar if they have congruent vertical angles.
Two rhombuses are always similar.
None of the above.
If the position vector V is given by V= 5i+ j, then which one of the following is equal to V?
EF where E (-1,-2) and F(0,3)
GH where G (3,-1) and H (2,2)
PQ where P(-3,4) and Q(2,-1)
RS where R (5,6) and S (10,7)
All the possible outcomes that can occur when a coin is tossed twice are HH, HT, TH, TT. What is the probability of having at least one head?
12
14
34
1
A bag contains five white balls, four black and six red balls. A ball is drawn out of the box at random. What is the probability of drawing the ball fo red.
415
25
13
1
Let A and B two vectors given by A= 3i-2j and B= 5i-12j, then the vector 12A- 23B = -----------------
-116 i- -43j
8i-32j
-116i- -23j
-296i-43j
