Answer:
74 degrees
Step-by-step explanation:
180 degrees-32 degrees
=148 degrees/2
1=74 degrees
Answer:
x=7
Step-by-step explanation:
The line y = 8 is a horizontal line through 8 on the y-axis. A perpendicular line will be a line vertically through it of the form x = a where a is the x-coordinate.
Since the line crosses through (7,6) then the form of the line is x = 7.
Answer:4.5 x 2
Step-by-step explanation:
4.5 x 2 = 9
Hope it helps
The length of the rectangle will be 18 cm.
The width of the rectangle will be 28 cm.
What is mean by Rectangle?
A rectangle is a two dimension figure with 4 sides, 4 corners and 4 right angles. The opposite sides of the rectangle are equal and parallel to each other.
Given that;
The perimeter of rectangle = 52 cm
An Area of a rectangle = 144 cm²
Let the length of the rectangle = l
The width of the rectangle = b
So, We get;
⇒ 2 (l + b) = 52
⇒ l + b = 26 ..(i)
And, l x b = 144 ..(ii)
Since, (l - b)² = (l + b)² - 4lb
= (26)² - 4 × 144
= 676 - 576
= 100
⇒ l - b = √100
⇒ l - b = 10 ..(iii)
Solve equation (i) and (iii), we get;
⇒ l = 18 cm
⇒ b = 28 cm
Thus, The length of the rectangle will be 18 cm.
The width of the rectangle will be 28 cm.
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The z-score for 110 is 1.5
Step-by-step explanation:
Let us define z-score first
A z-score for a given value is the relationship of the value to the mean.
It tells us that how many standard deviations, a value is close or far from the mean. Let the value be x
The formula for calculating z-score is:
z-score = (x-μ)/σ
Given
Mean = μ = 104
SD = σ = 4
Putting the values in the formula
z = (110-104)/4
=6/4
=3/2 = 1.5
The z-score for 110 is 1.5
Keywords: Statistics, Mean
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Answer:
1.5 for apex
Step-by-step explanation: