Lesson Example Discussion Quiz: Class Homework |
Quiz Discussion |
Title: Surface area for Cube & Cylinder |
Grade: 6-a Lesson: S3-L2 |
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 |
The diameter of a cylinder is 16 inches and the height of the cylinder is 15 inches. Find the surface area of the cylinder.(pi = 3.14) |
A) 1155.52 sq.in B) 1515.52 sq.in C) 1155.25 sq.in D) 1515.25 sq.in |
Steps 2 |
The diagonal of a cube is \$\sqrt 75 "cm"\$. What is the length of one side of the cube? |
A) 5 cm B) 10 cm C) 21 cm D) 30 cm |
Steps 3 |
The surface area of a cylinder is 120 cm², and its height is 8 cm. If the radius is unknown, find the radius.(π = 3.14) |
A) 2.83 cm B) 3.28 cm C) 2.38 cm D) 3.82 cm |
Steps 4 |
The radius of a cylinder is 21 cm and the lateral surface area is 943π sq. cm. Find the height and total surface area of the cylinder. |
A) 22.45 cm and 5730.81 sq.cm B) 22.45 cm and 5703.18 sq.cm C) 22.45 cm and 5730.18 sq.cm D) 22.45 cm and 5703.81 sq.cm |
Steps 5 |
The surface area of a cube is 75 square inches. If the cube is painted on all its faces, what is the total area covered by the paint? |
A) 75 sq.cm B) 75 sq.in C) 75 in D) 65 cm |
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