Level 3
The figure, not drawn to scale, O is the centre of the circle and BG//CF//DE. Find
- ∠AOD
- ∠AFO
Level 3
The figure, not drawn to scale, O is the centre of the circle and BG//CF//DE. Find
- ∠AOD
- ∠AFO
Image in this question is not available.
Level 3 PSLE In Figure 1, WXYZ is a rectangular piece of paper. After 4 identical triangles are cut out from the paper, the remaining paper is shown in Figure 2. The area of the remaining paper is 186 cm
2.
- What is the area of each triangle that was cut out?
- The perimeter of Figure 2 is 36 cm longer than the perimeter of Figure 1. What is the perimeter of each triangle?
Level 3 PSLE In Figure 1, WXYZ is a rectangular piece of paper. After 4 identical triangles are cut out from the paper, the remaining paper is shown in Figure 2. The area of the remaining paper is 186 cm
2.
- What is the area of each triangle that was cut out?
- The perimeter of Figure 2 is 36 cm longer than the perimeter of Figure 1. What is the perimeter of each triangle?
Image in this question is not available.
Level 3
In the figure, RKLP is a trapezium and triangles RPN and NRM are isosceles triangles. QJ, QL and JL are straight lines. RP = RN = NM. Find
- ∠x
- ∠y.
Level 3
In the figure, RKLP is a trapezium and triangles RPN and NRM are isosceles triangles. QJ, QL and JL are straight lines. RP = RN = NM. Find
- ∠x
- ∠y.
Image in this question is not available.
Level 3 PSLE
Maria has a triangular piece of paper ABC with BA =BC, ∠ABC = 82° and ∠CDE = 69°. ADC and BEC are straight lines. She folded it along the line DE as shown.
- Find ∠x.
- Find ∠y
Level 3 PSLE
Maria has a triangular piece of paper ABC with BA =BC, ∠ABC = 82° and ∠CDE = 69°. ADC and BEC are straight lines. She folded it along the line DE as shown.
- Find ∠x.
- Find ∠y
Image in this question is not available.
Level 3
In the figure, PRT and QRS are straight lines. RP = RQ and SR = ST. If ∠QPR = 55°, find
- ∠PRS
- ∠RST
Level 3
In the figure, PRT and QRS are straight lines. RP = RQ and SR = ST. If ∠QPR = 55°, find
- ∠PRS
- ∠RST
Image in this question is not available.
Level 3
WXYZ is a rhombus, STZ and XTY are straight lines. If XT = TZ, ∠TZY = 18° and ∠VXY
= 31°, find
- ∠TYZ
- ∠VST
Level 3
WXYZ is a rhombus, STZ and XTY are straight lines. If XT = TZ, ∠TZY = 18° and ∠VXY
= 31°, find
- ∠TYZ
- ∠VST
Image in this question is not available.
Level 3
The figure shows a triangle KLM and 3 semicircles. If the shaded area of the semicircle, labelled y, is 13 the unshaded area of the semicircle, labelled x, find the total shaded area. (Take π = 3.14)
Level 3
The figure shows a triangle KLM and 3 semicircles. If the shaded area of the semicircle, labelled y, is 13 the unshaded area of the semicircle, labelled x, find the total shaded area. (Take π = 3.14)
Image in this question is not available.
Level 3
In the figure, ABCD is a square of sides 24 cm. G is the midpoint of BD. DE = EC. DG is 4 times of FG. AH is 38 of AG. Find the total shaded area.
Level 3
In the figure, ABCD is a square of sides 24 cm. G is the midpoint of BD. DE = EC. DG is 4 times of FG. AH is 38 of AG. Find the total shaded area.
Image in this question is not available.
Level 3
The figure, not drawn to scale, is made up of a square, a quadrant and a semicircle. WXYZ is a square of side 28 cm. Find the area of the shaded part. (Take π = 227)
Level 3
The figure, not drawn to scale, is made up of a square, a quadrant and a semicircle. WXYZ is a square of side 28 cm. Find the area of the shaded part. (Take π = 227)
Image in this question is not available.
Level 3
Belle painted a letter 'N' on a piece of rectangular cardboard that has a length of 15 cm. The ratio of the length to the breadth of the cardboard is 5 : 4. Both triangles were identical. What area of the cardboard was painted?
Level 3
Belle painted a letter 'N' on a piece of rectangular cardboard that has a length of 15 cm. The ratio of the length to the breadth of the cardboard is 5 : 4. Both triangles were identical. What area of the cardboard was painted?
Image in this question is not available.
Level 3
ABCD is a rectangle which has a breadth of 8 cm. It is divided into 4 triangles. Triangle X is
110 of the area of the rectangle and
13 the area of Triangle Z. Triangle Y has an area of 12 cm
2.
- Find the area of the rectangle.
- Find the perimeter of the rectangle.
Level 3
ABCD is a rectangle which has a breadth of 8 cm. It is divided into 4 triangles. Triangle X is
110 of the area of the rectangle and
13 the area of Triangle Z. Triangle Y has an area of 12 cm
2.
- Find the area of the rectangle.
- Find the perimeter of the rectangle.
Image in this question is not available.
Level 3
The figure is made up of a right-angled triangle ABC and two semicircles with AB and BC as their diameters respectively. The two semicircles and the line AC meet at D as shown. AB = 12 cm. BC = 16 cm and AC = 20 cm. (Take π = 3.14)
- Find the perimeter of the shaded region. Correct the answer to 2 decimal places.
- Find the area of the shaded region.
Level 3
The figure is made up of a right-angled triangle ABC and two semicircles with AB and BC as their diameters respectively. The two semicircles and the line AC meet at D as shown. AB = 12 cm. BC = 16 cm and AC = 20 cm. (Take π = 3.14)
- Find the perimeter of the shaded region. Correct the answer to 2 decimal places.
- Find the area of the shaded region.
Image in this question is not available.
Level 3
In the figure, not drawn to scale, WXYZ is a rectangle with a length of 45 cm and a width of 22 cm. The area of the quadrilateral ABCD is 75 cm2.
Find the ratio of the shaded area to the unshaded area.
Level 3
In the figure, not drawn to scale, WXYZ is a rectangle with a length of 45 cm and a width of 22 cm. The area of the quadrilateral ABCD is 75 cm2.
Find the ratio of the shaded area to the unshaded area.
Image in this question is not available.
Level 3
In the figure, not drawn to scale, Triangle ABC and DEF are identical right-angled triangles. Find the unshaded area of the figure.
Level 3
In the figure, not drawn to scale, Triangle ABC and DEF are identical right-angled triangles. Find the unshaded area of the figure.
Image in this question is not available.
Level 3
Jennifer draws 5 different triangles. How many sides does she draw in all?
3 m
Image in this question is not available.
Level 3
Benedict used 84 sticks to make a total of 22 triangles and pentagons. A triangle was made using 3 sticks and a pentagon was made using 5 sticks. How many pentagons were there?
Level 3
Benedict used 84 sticks to make a total of 22 triangles and pentagons. A triangle was made using 3 sticks and a pentagon was made using 5 sticks. How many pentagons were there?
Image in this question is not available.
Level 3
If the sum of 4 stars stands for 24 and the product of 2 triangles stands for 49, how much do the product of a star and a triangle stands for?
Level 3
If the sum of 4 stars stands for 24 and the product of 2 triangles stands for 49, how much do the product of a star and a triangle stands for?
Image in this question is not available.