I think I know what you're asking but I'm not 100% but there would be no equal sides or equal angles. Hope this helps!
Answer:
The specific weight is 
Step-by-step explanation:
The question in English
A cone has a lateral area of 255 pi cm^2, an apothem of 17 cm and weighs 900 pi g. It calculates the specific weight of the material of which it is composed
step 1
Find the radius of the cone
we know that
The lateral area of a cone is equal to

we have


substitute the values

Simplify


step 2
Find the height of the cone
Applying the Pythagoras Theorem

substitute the values and solve for h




step 3
Find the volume of the cone
The volume of the cone is equal to

substitute the values


step 4
Find the specific weight
Divide the mass by the volume

At the end of Round 3, David's score would be 2000.
Lisa walked 16 tim walked 8
The answer will be C. the total number of hours Marta spends swimming each visit. Hope it help!