HELP PLEASE WORTH 30 POINTS

D.) (5 + 2) divided by (2 + 3)

The question can also be written like this.

7 divided by 5

In the end the finished quotient comes out as a divided number whereas you had to do what was in the parentheses first (PEMDAS)

Parentheses

Exponents

Multiplication

Division

Addition

Subtracting.

-R3TR0 Z3R0

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.