12.8 similar solid CW

Determine whether each pair of solids is similar, congruent or neither. If the solids are similar, state the scale factor( use column :)

(a)  

Determine whether each pair of solids is similar, congruent or neither. If the solids are similar, state the scale factor

(a)  

Two similar pyramids have slant heights of 6 inches and 12 inches. What is the ratio of the surface area of the small pyramid to the surface area of the large pyramid?( use column :)

(a)  

Two spheres have surface areas of 100 $$\pi$$  square centimeters and 16 $$\pi$$ square centimeters. what is the ratio of the volume of the large sphere to the volume of the small sphere?( use column :)

(a)  

Two rectangular prism are similar. The height of the first prism is 6 yards and the height of the other prism is 9 feet. If the volume of the first prism is 810 cubic yards, what is the volume of the other prism?( Type numerical part only)

(a)  

Two suitcases are similar rectangular prisms. The smaller suitcase is 68 centimeters long,47 centimeters wide, and 27 centimeters deep. The larger suitcase is 85 centimeters long.

a. What is the scale factor of the prisms?( use column :)

(a)  

Two suitcases are similar rectangular prisms. The smaller suitcase is 68 centimeters long,47 centimeters wide, and 27 centimeters deep. The larger suitcase is 85 centimeters long.

B. what is the volume of the larger suitcase? round to the nearest tenth.( Type numerical part only)

(a)  

What is the volume of the larger solid shown ?( round to nearest hundreds, type numerical only)

(a)  

What is the surface area of the smaller solid shown below?(Type as improper fraction, numerical only)

(a)