<u>Statement</u> <u>Reason</u>
1. altitude AD bisects ∠BAC 1. Given
2. DB is congruent to DC 2. definition of bisect
3. m∠BDA = 90° 3. definition of altitude
4. m∠CDA = 90° 4. definition of altitude
5. m∠BDA = m∠CDA 5. transitive property
6. AD is congruent to AD 6. reflexive property
7. tri BDA is congruent to tri CDA 7. SAS
8. AB is congruent to AC 8. CPCTC
9. tri ABC is isosceles 9. definition of isosceles
The difference between a population distribution and sampling a distribution
Definition: The Population Distribution is a form of probability distribution that measures the frequency with which the items or variables that make up the population are drawn or expected to be drawn for a given research study.
Defintion: The Sampling Distribution is a form of probability of a random sample out of a group of frequency which is made up of the sample of which the population has been picked out of, making it a partial research study
Answer:
d=2
Step-by-step explanation:
Answer:
6"
Step-by-step explanation:
6'2" - 5'6" = 0'6"
Robin has to go shopping for her brother's birthday.
She already bought "x" presents for him.
The next day, Robin bought "2" more presents for him just in time for his birthday.
When she got home and celebrated his birthday, her beother opened, in total, "9" presents.
--- What is the number of presents that Robin had originally purchased? ---
