Answer:
37.7cm
Step-by-step explanation:
Answer:
94 cm.
Step-by-step explanation:
Perimeter = 25 + 2(10) + + 2(12) + 25
= 50 + 20 + 24
= 94 cm.
Answer:
1/2
Step-by-step explanation:
The "horizontal" distance is 8-2 = 6.
The "vertical" distance is 7-3 = 4.
The Pythagorean theorem tells you the straight line distance is then
√(6² + 4²) = √52 = 2√13 ≈ 7.21
Answer:In a survey of 525 subjects, each was asked how often he or she read a book. The survey subjects were interest users who responded to a question that was posted on a news website. It is flawed because it is a voluntary response sample 2. In a survey of 663 human resource professionals, each was asked about the importance of the education of a job applicant. The survey subjects were randomly selected by pollsters from a reputable market research firm. It appears to be sound because the data are not biased in any way 3. Several studies showed that after eating 4 servings of dairy a day, subjects had lowered risk of osteoporosis. A dairy farmers’ organized financed this research. What is wrong with this study? Self- interest study 4. Based on a study of weights of men and woman who are vegetarian, a searcher concludes that eating vegetables causes people to lose weight.
