Answer:
x=30
Step-by-step explanation:
Angle sum in a triangle=180
x+3x+2x=180
6x=180
x=30
Answer:
(15c + 8)(a + b).
Step-by-step explanation:
15c·(a+b)+8·(b+a)
(a + b) is common to both parts:
= (15c + 8)(a + b).
Answer:
50/50. there is no outside force that decides otherwise
Area A of a square with side length a: A = a².
Pythagoras theorem: a² + b² = c²
2*a² = 8²
A = 8²/2
