1 : If the volume of two similar solids is 125 cm³ and 27 cm³, the ratio of their corresponding heights is:
1 : 3:5
2 : 5:3
3 : 25:9
4 : 9:25
2 : The ratio of the areas of two similar polygons is:
1 : Equal to the ratio of their perimeters
2 : Equal to the square of the ratio of their corresponding sides
3 : Equal to the cube of the ratio of their corresponding sides
4 : Equal to the sum of their corresponding sides
3 : If two polygons are similar, then:
1 : Their corresponding angles are equal
2 : Their areas are equal
3 : Their volumes are equal
4 : Their corresponding sides are equal
4 : The exterior angle of regular pentagon is:
1 : 40°
2 : 45°
3 : 60°
4 : 72°
5 : A parallelogram has an area of 64 cm² and a similar parallelogram has an area of 144 cm². If a side of the smaller parallelogram is 8 cm, what is the corresponding side of the larger parallelogram?
1 : 10 cm
2 : 12 cm
3 : 18 cm
4 : 16 cm
6 : The equality of two ratios is called:
1 : Proper factor
2 : Scale factor
3 : Area factor
4 : Proportion
7 : If radii of two circles are in the ratio 2:3 then their surface areas are in the ratio:
1 : 2:3
2 : 4:9
3 : 8:18
4 : 8:27
8 : A regular polygon has an interior angle of 165°. How many sides does it have?
1 : 15
2 : 16
3 : 20
4 : 24
9 : The total number of diagonals in a polygon with 9 sides is:
1 : 18
2 : 21
3 : 25
4 : 27
10 : Ratio has:
1 : Fixed value
2 : No symbol
3 : No unit
4 : No importance
11 : Two spheres are similar, and their radii are in the ratio 4:5. If the surface area of the larger sphere is 500π cm², what is the surface area of the smaller sphere?
1 : 256π cm²
2 : 320π cm²
3 : 400π cm²
4 : 405π cm²
12 : If the sum of interior angles of a regular polygon is 1440° then number of sides are:
1 : 8
2 : 10
3 : 12
4 : 14
13 : A regular polygon has an exterior angle of 30°. How many diagonals does the polygon have?
1 : 54
2 : 90
3 : 72
4 : 108
14 : The sum of interior angles of which regular polygon is 1080°?
1 : Pentagon
2 : Hexagon
3 : Heptagon
4 : Octagon
15 : The sum of interior angles of which regular polygon is 180°?
1 : Pentagon
2 : Hexagon
3 : Triangle
4 : Heptagon
16 : In a regular hexagon, the ratio of the length of a diagonal to the side length is:
1 : √3:1
2 : 2:1
3 : 3:2
4 : 2:3
17 : In similar figures corresponding angles are congruent and corresponding sides are:
1 : Congruent
2 : Parallel
3 : Perpendicular
4 : Proportional
18 : Which of the following is scale factor of area?
1 : K
2 : K²
3 : 2K
4 : K³
19 : If two spheres have volumes in the ratio 8:27 then their corresponding lengths are in the ratio:
1 : 2:3
2 : 4:9
3 : 8:18
4 : 8:27
20 : The interior and exterior angles of regular hexagon are in the ratio:
1 : 1:2
2 : 2:1
3 : 1:6
4 : 2:3
21 : The each interior angle of regular pentagon is:
1 : 20°
2 : 108°
3 : 36°
4 : 72°
22 : How many equilateral triangles are in a regular hexagon?
1 : 4
2 : 5
3 : 6
4 : 7
23 : The repeating pattern of regular shapes is called:
