Quiz about Areas and Perimeters

Question 1

Formula for the perimeter of a rectangle

Accepted Answer

$$2\left(l+b\right)$$

Answer

$$\frac{1}{2} imes\left(a+b ight) imes h$$

Answer

$$4 imes l$$

Answer

$$4l$$

Question 2

Formula for area of a square

Accepted Answer

$$l imes l$$

Answer

$$4l$$

Answer

$$l+l$$

Answer

Sum of all sides

Question 3

Formula for circumference of a circle

Accepted Answer

$$2\pi r$$

Answer

$$\pi r^{2\ }$$

Answer

$$2+\pi+r$$

Answer

$$O+r$$

Question 4

Perimeter of parallelogram

Accepted Answer

$$2\left(a+b\right)$$

Answer

$$b+h$$

Answer

$$a+b+h$$

Answer

$$b imes h$$

Question 5

Formula for area of rectangle

Accepted Answer

$$l imes b$$

Answer

$$\pi r^2$$

Answer

$$\frac{1}{2} imes b imes l$$

Answer

$$2\left(l+b\right)$$

Question 6

Formula to find perimeter of a trapezium

Accepted Answer

$$a+b+c+d$$

Answer

$$a+b+c+d+h$$

Answer

$$\frac{1}{2} imes\left(a+b ight) imes h$$

Answer

$$2\left(a+b\right)$$

Question 7

Perimeter of a triangle

Accepted Answer

$$a+b+c$$

Answer

$$a+b+c+h$$

Answer

$$\frac{1}{2}\left(a+b+c\right)$$

Answer

$$\frac{1}{2}+b+h$$

Question 8

Formula for area of a circle

Accepted Answer

$$\pi r^2$$

Answer

$$\pi d$$

Answer

$$Or^2$$

Answer

$$2\pi r$$

Question 9

Area of a parallelogram

Accepted Answer

$$b imes h$$

Answer

$$2\left(ab\right)$$

Answer

$$2\left(a+b\right)$$

Answer

$$b+h$$

Question 10

Formula to find area of a trapezium

Accepted Answer

$$\frac{1}{2} imes\left(a+b ight) imes h$$

Answer

$$\frac{1}{2} imes\left(a+b+c ight) imes h$$

Answer

$$b imes h$$

Answer

$$\frac{1}{2\ } imes a imes b imes h$$

Question 11

Perimeter of a square

Accepted Answer

All of the above

Answer

$$4l$$

Answer

$$l+l+l+l$$

Answer

Sum of all sides

Question 12

Area of triangle

Accepted Answer

All of the above

Answer

$$\frac{1}{2} imes b imes h$$

Answer

$$\frac{1}{2} imes a imes b imes Sin\ c$$

Answer

$$\frac{1}{2\ } imes b imes c imes Sin\ A$$

Question 13

The area of each square is 9 cm². What is the perimeter of this figure?

Accepted Answer

72 cm

Answer

101 cm

Answer

90 cm

Answer

48 cm

Question 14

If a parallelogram has an area of 68 cm², calculate its height if its base is 10 cm.

Accepted Answer

6.8 cm

Answer

5.9 cm

Answer

680 cm

Answer

7.3 cm

Question 15

Find the height of the triangle if the area is 36.5 cm².

Accepted Answer

7.3 cm

Answer

3.65 cm

Answer

8.5 cm

Answer

7.5 cm

Question 16

An equilateral triangle has side lengths of 6 cm. A square has the same perimeter as the equilateral triangle. Find the area of the square.

Accepted Answer

20.25 cm2

Answer

18 cm2

Answer

24 cm2

Answer

36 cm2

Question 17

Find the ratio (red to blue) of the perimeter.

Accepted Answer

11/6

Answer

6/11

Answer

121/36

Answer

36/121

Question 18

Find the ratio (red to blue) of the perimeter.

Accepted Answer

14/9

Answer

9/14

Answer

196/81

Answer

81/196

Question 19

The scale factor of two similar figures is 4 : 5. What is the ratio of their perimeters?

Accepted Answer

4 : 5

Answer

16 : 25

Answer

64 : 125

Answer

8 : 10

Question 20

Two hexagons are similar with a scale factor of 4/5. If the area of the larger hexagon is 20, what is the area of the smaller hexagon?

Accepted Answer

12.8

Answer

10.24

Answer

16

Answer

25

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