Answer:
Por el teorema de 30 grados en un triangulo rectangulo la linea roja es 
veces la longitud del cateto opuesto al angulo de de 30. Por tanto la linea roja será:
Luego
Answer:
404.48
Step-by-step explanation:
area is length times width
Answer:
9
Step-by-step explanation:
Answer:
r=9/2 or 4.5
Step-by-step explanation:
First of all our goal is to get R by itself
by cross multiplying we get,
(r+3)*3=5r
by distributive property we get
3r+9=5r
substracting 3r from both sides we get
9=2r
by dividing by 2 in both sides we get
r=9/2 or 4.5
A
explanation:
2x+10=-6-30
8x+40=0
x=-5
