Answer:
C i think
Step-by-step explanation:
pls mark brainlyest
Its an Integer. Integers include negative numbers, zero and positive numbers :)
hope it really helps......!!!!!
Answer:
d
Step-by-step explanation:
Using the Cosine rule to find ∠ A
cosA = 
= 
= 
=
, then
∠ A =
(
) ≈ 84.9° ( to 1 dec. place )
Express into algebraic form
10 + 6x = 4x - 4