Answer:
6.55555555556
Step-by-step explanation:
First, you put the triangles in a ratio
Then, you ask yourself "what do I have to divide seven by to get 5" so you do 7.5/5 to get that answer (which is to divided by 1.5)
Then, on the other side, you divide 22.5 by 1.5 as well
Answer:
54
Step-by-step explanation:
20% of 15 is 3 so Quentin is 18 years old
If Quentin is one thrid his Aunt's age that means his aunt is three times older.
18 * 3 = 54
So his Aunt is 54 years old
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