Q1 · medium · AI-verified
The height of a right prism with a square base is 15 cm. If the area of the total surface is 608 cm², find the length of a side of the square base (in cm).
- 10 cm
- 7 cm
- 8 cm
- 6 cm
Q2 · medium · AI-verified
The radius of the base of a right circular cone is 14 cm and its height is 24 cm. What is the volume of the cone (in cm³)? (Use π = 22/7)
- 3696 cm³
- 4928 cm³
- 7392 cm³
- 5544 cm³
Q3 · medium · AI-verified
A right circular cylinder has radius 7 cm and height 20 cm. What is its total surface area (in cm²)? (Use π = 22/7)
- 1056 cm²
- 1188 cm²
- 924 cm²
- 1320 cm²
Q4 · medium · AI-verified
The curved surface area of a right circular cylinder is 440 cm² and its radius is 7 cm. What is the volume of the cylinder? (Use π = 22/7)
- 770 cm³
- 2156 cm³
- 3080 cm³
- 1540 cm³
Q5 · medium · AI-verified
The slant height of a frustum of a cone is 4 cm and the radii of its circular bases are 3 cm and 6 cm. What is the curved surface area of the frustum (in cm²)? (Use π = 22/7)
- 132 cm²
- 113 cm²
- 198 cm²
- 792/7 cm²