Find the radius of the right cylinder shown in which the hei

Find the radius of the right cylinder shown, in which the height of the cylinder is equal to its diameter. The lateral area of the right regular triangular prism is 18 cm^2. Find the total surface area. Give your answer in decimal form rounded to 2 decimal places. Find the surface area and volume of a tetrahedron with 2 in. edges.

Solution

write the unit in the final answer of 8th question. that is 5 inch...... remaining all answers are correct