Answer:
249.6
Step-by-step explanation
There are 4 identical equilateral triangle,
we can find the area of one and multiply by 4
area of triangle = 
now 62.4*4 = 249.6
Answer:
297 cubic centimeters
Step-by-step explanation:
volume is LWH
11*9*3 = 297
Answer:40
Step-by-step explanation:
21+8=29
29+11=40
There’s not actually a question. But I might be able to help if u show the full problem
Square root of 27 is the answer