(2y +1)(4y + 1) is the factored form
Answer:
13.9%
Step-by-step explanation:
0.139 x 100=13.9, can you give me brainiest if its correct
I think that the answer would be D
9514 1404 393
Answer:
288 km²
Step-by-step explanation:
The surface area is the sum of the area of the square base and the area of the four triangular faces.
SA = (10 km)² + 4(1/2)(10 km)(9.4 km) = 288 km²
____
The area formulas for a square and a triangle are ...
A = s² . . . . area of a square of edge length s
A = 1/2bh . . . . area of a triangle with base b and height h
