It’s the third one in the pic
Answer:
416
Step-by-step explanation:
1% of 5200 is 52
So 52 x 8 = 416
Dilation alters the length of the sides of a triangle but the angles remain the same
So cos x will still be 8/17
Answer:
There are 5⁸ blades.
Step-by-step explanation:
Given that,
The area of land 
Each acre has 5⁴ blades of grass
We need to find how many blades of grass have by the entire land. It can be calculated as follows :

Hence, there are 5⁸ blades.
Answer: I'm not sure about the first question, I've never been good at equations. The second one is asking for 15x30 = 450. She will make 450 dollars for 15 hours of work.
Step-by-step explanation: