Okay someone help me please what is ten times negative three ? ):

-30

Step-by-step explanation:

10 x 3 = 30

10 x -3= -30

please mark me brainliest

two negatives makes a positive

two positives markets a negative

and

a positive and a negative makes a negative

Step-by-step explanation:

Please mark me brainliest :)

answer: yes youre right.

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.