3. A causa del fenómeno del niño, se destruyó el puente por desborde del rio Rimac en Chosica. El Alcalde contrata a un topógrafo para medir
el ancho del rio, este realiza las medidas según el gráfico. ¿Cuál es el
ancho del rio?

a) 70 m
b) 75 m
c) 65 m
d) 80 m
m 100m​

Yoku is putting on sunscreen. he uses 2\text{ ml}2 ml to cover 50\text{ cm}^250 cm 2 of his skin. he wants to know how many milliliters of sunscreen (c)(c) he needs to cover 325\text{ cm}^2325 cm 2 of his skin. how many milliliters of sunscreen does yoku need to cover 325 \text{ cm}^2325 cm 2 of his skin?

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

An arithmetic series a consists of consecutive integers that are multiples of 4 what is the sum of the first 9 terms of this sequence if the first term is 0