Answer:
Because the hypotenuse might not be a perfect square
Step-by-step explanation:
A) 60o because similar triangles have corresponding angles equal so then by Angle Sum Property of Triangles you will get 60o
F means false so it is not true it is false
Answer:
C. 
Step-by-step explanation:
= Diameter of a red blood cell = 
= Diameter of a whooping cough virus = 
Ratio of the diameter of the red blood cell to the diameter of the whooping cough virus

The required ratio is
.
Answer: grade 7
Step-by-step explanation:
Grade 7: 20/22 students in club
Grade 8: 20/28 students in club
Grade 7 has higher % of students in science club