Find the missing side length leave your answers as radicals in the simplest form.

Part 1)

Part 2)

Step-by-step explanation:

step 1

Find the value of x

In the right triangle of the figure

---> opposite side angle of 30 degrees divided by the hypotenuse

Remember that

substitute

solve for x

step 2

Find the value of y

In the right triangle of the figure

---> adjacent side angle of 30 degrees divided by the hypotenuse

we have

substitute

a. is correct

answer: 10 turtles

step-by-step explanation: as turtles have four legs so 4.10=40 therefore birds are 4 which sue counted