Answer:
b
Step-by-step explanation:
Dimensions of walkway and pool= (23+3) x (32+3) => 26ft x 35 ft
Perimeter: 2(l+w)
= 2 (26ft + 35ft)
= 122 ft fence would be required to enclose the walkway and the pool.
Answer:
hi
Step-by-step explanation:
Answer:
SA = 124 cm²
Step-by-step explanation:
The lateral surface area is the area of all sides besides that base, so 93 cm² is the sum of 3 sides of the tetrahedron.
93/3 = 31 cm² per side, there are 4 sides, so 31(4) = 123 cm² is the total surface area
-31 because if you do p.e.m.d .a .s