Acontestant on a game show has 30 points. she answers a question correctly to win 15 points. then she answers a question incorrectly and loses 25 points. what is the contestants final score ?

the answer is 20 because 30+15=45, 45-25=20

what golf ball

step-by-step explanation:

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.