Solve 3 to the -1 power times 5 to the -1 power.

1/5

Step-by-step explanation:

(3−1)(5−1)

=

1

15

(Decimal: 0.066667)

first, you divide the triangle in two, tô form a retangle triangle. after, using pythagoream theorem:

18^2 = 14^2 + (x/2)^2

(x^2/4) + 196 = 324

x^2/4 = 324 - 196

x^2/4 = 128

x^2 = 512

x = √512

x = √2^9

x = 16√2 cm

i hope i you.

no its the same as every other grade

step-by-step explanation: