Answer:
Yes MNO is similar to PQO
Let's start with the area of the square

now let's subtract the are of the two half circles.
two half circles are the same as one circle, and we know that the diameter of the circle is 8 (same as the side of a square) so it's radius is 8/2= 4 inches

now we just subtract and our answer is
Answer: He would spend 750$ on the entire vacation.
Step-by-step explanation: Simple addition, 350+150 (Always do the two odd ones first) which equals 500, 500+200 equals 700, and 700+50 equals 750, which gives your answer of 750$'s for the whole vacation.
Usando proporciones, se encuentra que 400 africanos han participado.
En total, hay x participantes.
de los corredores son europeos, o sea:

Los americanos son la dècime parte de los europeos, o sea:

Los africanos son la quinta parte de los americanos, o sea:

En la carrera han inscritos 24 000 participantes, o sea,
. Por eso, la cantidad de africanos es:

Para obtener más información sobre las proporciones, puedes visitar a brainly.com/question/24615636