Question

find the area of an equilateral triangle whose perimeter is the same as that of a square whose area is 81square centimeters?

Answer 1

can you find the length of a side of the square?

Answer 2

for a square:
Area = side^2

Answer 3

81 = s^2 -> S= 9.

Answer 4

find its perimeter of square w/c is 4(9) = p -> p= 36

Answer 5

3s = 36 -> s= 12

Answer 6

then you can find the area of equi. triangle. the formula is 4s^2

Answer 7

is 2304 the answer??

Answer 8

yes. :)

Answer 9

No.

Answer 10

isn't it 576?

Answer 11

How?