Quick picks on surface areas

Exercise and reference answers

Questions

1. Question

   A cuboid's surface has how many rectangles:

   Choices

   1. Six
   2. Four
   3. Eight

   Correct choice

   Six

2. Question

   Stacked circles make a right circular:

   Choices

   1. Cone
   2. Cylinder
   3. Sphere

   Correct choice

   Cylinder

3. Question

   The sloping edge of a cone is its:

   Choices

   1. Height
   2. Radius
   3. Slant height

   Correct choice

   Slant height

4. Question

   Half a sphere is a:

   Choices

   1. Hemisphere
   2. Frustum
   3. Cone

   Correct choice

   Hemisphere

5. Question

   Total surface of a hemisphere is pi r squared times:

   Choices

   1. Two
   2. Three
   3. Four

   Correct choice

   Three

Instructions

Tap the correct answer before the round moves on.

Explanation