Welcome to your Grade 10 Mathematics chapter 6
After carefully reading the following 30 questions, choose the correct answer.
1.
What is the volume V of a circular cone with altitude h and base radius r?
2.
A solid bounded by a closed surface where every point is equidistant from a fixed center is a:
3.
What is the formula for the surface area SA of a sphere with radius r?
4.
The volume V of a sphere with radius r is:
5.
One of the two equal parts into which a sphere is divided by a great circle is a:
6.
The part of a pyramid between the base and a cross-section formed by a plane parallel to the base is:
7.
The lateral faces of a frustum of a pyramid are:
8.
What is the lateral surface area (LSA) of a frustum of a regular pyramid with slant height l and base perimeters p and p′?
9.
A cross-section formed by a plane passing through the center of a sphere is a:
10.
The altitude of a frustum of a pyramid is the perpendicular distance between:
11.
The volume of a pyramid is equal to ______ the product of its base area B and altitude h.
12.
A regular tetrahedron has a base edge and lateral edges that are:
13.
The slant height of a frustum of a regular pyramid is the altitude of:
14.
A part of a cone between the base and the vertex cut by a plane parallel to the base is:
15.
Total Surface Area (TSA) of a frustum is the sum of its lateral surface area and:
16.
Every cross-section made by a plane passing through a sphere is a:
17.
A line segment connecting the center of a sphere with any point on the sphere is the:
18.
The diameter of a sphere is equal to ______ the radius.
19.
The lateral faces of a frustum of a regular pyramid are congruent:
20.
For a sphere of radius r, the formula V=4/3πr3 calculates its:
21.
A plane that does NOT pass through the center of a sphere forms a:
22.
If the altitude of a pyramid is h and base area is B, volume is V=1/3Bh. This applies to:
23.
In a sphere, the center point is ______ from every point on the surface.
24.
The bases of a frustum of a pyramid are:
25.
What is the lateral surface of a frustum?
26.
A right circular conical vessel has its vertex downwards. If water is poured in, the water level forms a:
27.
A tetrahedron is a pyramid with a ______ base.
28.
The radius of a sphere is 10 cm. Its surface area is:
29.
A solid hemisphere consists of a curved surface and a ______ base.
30.
If d is the diameter of a sphere, what is the surface area formula in terms of d?
