Quiz Discussion

Title: Surface area for Cone & Cuboid

Grade: 6-a Lesson: S3-L1

Explanation: Let us discuss a few questions on this topic and review the answers to every question.

Quiz: Discussion in Class

Problem Id Problem Options

Steps 1

Determine the length and the total surface area of a cuboid whose lateral surface area is 880 sq.ft and whose breadth and height are 12 ft and 20 ft, respectively.

A) 10 ft and 1210 sq.ft

B) 10 ft and 1102 sq.ft

C) 10 ft and 1120 sq.ft

D) 10 ft and 1201 sq.ft

Steps 2

The diameter of the base of a cone is 12 meters, and its height is 15 meters. Find the surface area of the cone.

A) 417.036 sq.m

B) 417.306 sq.m

C) 417.063 sq.m

D) 417.360 sq.m

Steps 3

Calculate the cuboid height whose lateral surface area is 616 square in and whose length and breadth are 10 in and 18 in, respectively.

A) 17 in

B) 11 in

C) 15 in

D) 21 in

Steps 4

The slant height of a cone is 17 m. the diameter of the base is 18 m. Find the total surface area of the cone.

A) 234π sq.m

B) 243π sq.m

C) 234 sq.m

D) 243 sq.m

Steps 5

A rectangular box with dimensions of 15 cm in length, 8 cm in width, and 10 cm in height. If the height is increased by 4 cm, what is the new surface area?

A) 844 sq.cm

B) 800 sq.cm

C) 818 sq.cm

D) 884 sq.cm


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