Brad sells each cup of lemonade for $0.50 he wrote.
1 answer:
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Given:
A rectangular greeting card uses a geometric design containing 4 congruent kites.
Consider the below figure attached with this question.
Length of card = 8 inches
Width of card = 4 inches
To find:
The area of one kite.
Solution:
The kites are connected to each other as shown below.
The length of a kite is:
inches
The width of a kite is:
inches
Area of a kite is:
Where, are diagonals of the kite.
Length and width of a kite are 4 inches and 2 inches respectively. So, the diagonals of a kite are 4 inches and 2 inches.
Using the above formula, we get
The area of a kite is 4 sq. in.
Therefore, the correct option is A.
Answer:
Therefore Based on the Figure only the third option i.e C. ic True
Step-by-step explanation:
Given:
Let label the figure first such that
In Δ ABC , ∠C = 90° , ∠ B = 62°,
AB = Hypotenuse = c
AC = 17
To Find:
True Statements
Solution:
Triangle sum property:
In a Triangle sum of the measures of all the angles of a triangle is 180°.
Substituting the values we get
In Right Angle Triangle ABC , Cosine Identity we have
Substituting the values we get
Here in this figure
Substituting we get
Therefore Based on the Figure only the third option i.e C. is True
Answer:
( 11.7 , 12.7 )
Step-by-step explanation:
The provided information is:
Sample mean =
Standard deviation =
Sample size = n = 49
Significance level =
Thus, the 95% confidence interval is: