Mensurationeasy · Past Paper
Find the total surface area of a cube if one of its faces has an area of 49 sq. cm.
A343 sq. cm
B294 sq. cm
C196 sq. cm
D98 sq. cm
✓ Correct Answer: B — 294 sq. cm
A cube has 6 faces. If one face is 49 sq. cm, TSA = 6 * 49 = 294 sq. cm.
Share this question
More from Mensuration
- Find the volume of a prism whose base is a triangle with base 6 cm and height 4 cm, and the length of the prism is 15 cm.
- Find the area of a trapezium whose parallel sides are 10 cm and 22 cm, and non-parallel sides are 10 cm each.
- If the volume of a sphere is numerically equal to its surface area, find its diameter.
- The TSA of a cube is 600 cm². Find its diagonal.
- A circus tent is cylindrical to a height of 3 m and conical above it. If its diameter is 105 m and the slant height of the conical portion is 53 m, find the total volume of air inside.