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2 years ago

13

Which of the following statements must be true about parallelogram ABCD? answers: A) ∠ABC ≅ ∠DAB B) BE ≅ CE C) BE ≅ DE D) AB ||

BC

1 answer:

Nuetrik [128]2 years ago

5 0

Answer:

Step-by-step explanation:

the answer is c

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Please solve the question.

Otrada [13]

Answer:

C

Step-by-step explanation:

(7b-4) + (-2b+a+1)

= 7b - 4 - 2b + a + 1

=7b - 2b + a - 4 + 1

=5b + a - 3

5 0

1 year ago

Heights of 10 year olds, regardless of gender, closely follow a normal distribution with mean 55 inches and standard deviation 6

Firlakuza [10]

Given:
μ = 55 in, population mean
σ = 6 in, population standard deviation

Part (a)
x = 48 in, the random variable
Calculate the z-score.
z = (x - μ)/σ
= (48 - 55)/6
= -1.667
From standard table, obtain
P(X < 48) = 0.12167

Answer: 0.1217 (tyo 4 dec.places)

4 0

2 years ago

B. If you take one spin, what is your expected value?

arlik [135]

Answer:

this i do not understand

Step-by-step explanation:

im sorry but i do not understand this question

8 0

2 years ago

A new car is purchased for $23,400. The value of the car depreciates at 11.5% per year. To the nearest year, how long will it be

Vera_Pavlovna [14]

Answer:

the answer is

5 year

Step-by-step explanation:

on pic :)

8 0

2 years ago

Read 2 more answers

Which number makes this equation true?

Sav [38]

Answer:

6

Step-by-step explanation:

6 0

2 years ago