Class 5 Maths - Measurement of angles - Test 01

Q1) The figure below is not drawn to scale. Find ∠a.

Ans:____________º

Answer
87

Q2) In the figure below, which is not drawn to scale, PQRS is a parallelogram and PSTU is a trapezium. PR and PT are straight lines. ∠QRP is  1/6 of ∠QPU. Given that ∠QRP = 22º, ∠PUT = 115º and ∠PTS = 79º.

(a) Find ∠PRS.
(b) Find ∠PTU.


Ans:

(a)____________
(b)____________

Answer
(a) ∠PRS = 45º
(b) ∠PTU = 34º

Q3) PQRS is a rectangle. Given that PS = 6 cm, PQ = 10 cm and ST = TR, find the area of triangle SQT.

Ans:____________cm²

 Answer

15

Q4) In the figure below, find ∠x.

Ans:____________º

Answer
46

Q5) Which one of the following is an equilateral triangle?

 Answer

D.

Q6) In the figure below is made up of 2 triangles. Triangle ABC is an equilateral triangle. ∠ABD = 126º and ∠BCD = 70º. Find ∠BDC.

Ans:____________º

Answer
44

Q7) In the following figure, which is not drawn to scale, EF and GH are straight lines. Given that JH = JD and ∠a = ∠b = ∠c, find ∠d.

Ans:____________º

Answer
120

Q8) In the figure below, not drawn to scale, the perimeter of triangle ABC = 37 cm. Find the area of the triangle ABC.

 Ans: ____________cm²

Answer

42

Q9) In the figure below, not drawn to scale, ABCD and AEDF are rhombuses. Find ∠AFD.

Ans:____________

Answer
∠AFD = 100º

Q10) The diagram below is not drawn to scale. Find ∠BAE.

Ans:____________º

Answer
60

Q11)The perimeter of a square is 4 times that of a rectangle. The perimeter of the rectangle is 1  1/15 m. Find the perimeter of the square. Leave your answer as a mixed number in its simplest form.

Ans:____________m

 Answer

4  4/15

Q12) In the figure below, not drawn to scale, the area of each of the 5 smaller similar squares is 1/4​  of the area of M. N has an area of 900 cm².

What is the area of the figure ABCD?

Ans:____________

Answer

The area of Figure ABCD is 4500 cm².

Q13) Figure 1, not drawn to scale, shows a rectangle, ABCD. It is folded as shown below in Figure 2. AC = 12 cm and AB = 30 cm. Find the area of the shaded triangle as shown below.

Ans: ____________

Answer

The area of the shade triangle is 30 cm².