The perimeter of the window is 3.93 feet.
What is perimeter?
Perimeter is the total length of the sides of a two-dimensional shape.
Formula for perimeter of the semicircle:perimeter = πr
Where, r is the radius of the circle
And, π = 3.14
According to the given question.
The window is in the shape of semicircle.
Radius of the window = [tex]\frac{2.5}{2} = 1.25 feet[/tex]
Therefore, the perimeter of the window
= π × 1.25 ft
= 3.14 × 1.25
= 3.925
= 3.93 feet
Hence, the perimeter of the window is 3.93 feet.
Find out more information about perimeter here:
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2. Find the midpoint of PQ.
Answer:
c) (-2, -1)
Step-by-step explanation:
to find the midpoint of a line, u have to average its coordinates.
Coordinates of P = (2,6)
Coordinates of Q = (-6, -8)
The formula for finding the midpoint is this:
[tex](\frac{x_{1}+x_{2} }{2}, \frac{y_{1}+y_{2} }{2 } )[/tex]
this basically means u average the points. So for the midpoint's x coordinate, it'll be (2-6)/2 = (-4)/2 = -2
midpoint's y coordinate = (6-8)/2 = (-2)/2 = -1
Therefore, the coordinates of the midpoint are (-2, -1), option c
hope this helps!
Answer:
C
Step-by-step explanation:
Remark
Just eye balling the answer it looks to me like the midpoint is (-2,-1). Of course Eyeballing it is not the way to do math, but it tells you where it is approximately.
Given Points
P: (2,6)
Q: (-6,-8)
Solution
midpoint = (x1 + x2)/2, (y1 + y2)/2
midpoint = (2 + - 6)/2, (6 - 8)/2
midpoint = (-4/2, -2/2)
midpoint = (-2,-1)
If a = -2, then what is the value of -2a+ 3?
and
If y = 3, what is the value of -3y - 1?
Step-by-step explanation:
1) 7
2) -4
hope this helps
Write this percentage as a fraction in its simplest form.
65%
Answer:
13/20
Step-by-step explanation:
Answer:
[tex]\frac{13}{20}[/tex]
Step-by-step explanation:
Put the percentage over 100: [tex]\frac{65}{100}[/tex]
Simplify: [tex]\frac{13}{20}[/tex]
Only one answer is correct help
Answer:
9/8 - 2/3 = 11/24
C is the correct answer.
Let me know if this helps!
Urgent help on math plz
Answer:
x = 14
Step-by-step explanation:
First, organize your work by showing that lines are similar
Line KV is similar to line RV
Line UV is similar to line LV
etc, etc.
=========================================
Now notice that line KV and line RV have the numbers 9 and 18 accordingly
and notice that it's an x2 difference.
==============================================
Now apply the same thing to line UV and LV and divide 26 by 2
That gets us 13
=======================================
Now plug 13 into the equation (2x - 15)
2x - 15 = 13
==========================================
Now solve for X
2x - 15 = 13
Add 15 to each side
2x − 15 + 15 =13 + 15
2x = 28
Divide both sides by 2
2x / 2 = 28 / 2
x = 14
Which expression is equivalent to 4/5x+ 1 1/5
Answer:
Easy
Step-by-step explanation:
2
Answer:
2/5 (2x+3)
Step-by-step explanation:
no need to thank me
Use your slope formula to solve form.
(5.7) (10. 12)
Answer:
y=x+2
Step-by-step explanation:
Did on Calculator : )
correct answer gets brainliest +25 points
Answer:
The awner is C
Step-by-step explanation:
Have a great day!
Answer:
2) Net A with 480 square inches
If I'm wrong just delete my answer.
Find each difference. If you get stuck, consider drawing a number line diagram.
9 − 4
4 − 9
9 − ( - 4 )
- 9 − ( - 4 )
- 9 − 4
4 − ( - 9 )
- 4 − ( - 9 )
- 4 − 9
Will give Brain please help!!
Answer:
Yes these are similar
Step-by-step explanation:
A car travelled 72 km in 3/4 h. If the car is travelling at a constant rate how far will the car travel in one hour?
Answer:
96 km
Step-by-step explanation:
72/3 is 24. When yo add 24 to 72 you get 96km.
*EXTRA POINTS* Identify each pair of angles as-----
vertical, supplementary, corresponding, alternate interior, alternate exterior, or consecutive (same-side) interior:
Answer:
7 alternate interior
8 vertical angles
9 corresponding
Step-by-step explanation:
Answer:
sorry i don't rlly know
Step-by-step explanation:
HELPPPP PLEASE MATHS QUESTION
USE SOH CAH TOA
Answer:
5.6cm
Step-by-step explanation:
cos(62) = a÷ 12
rearrange: a= cos(62) X 12
= 5.633658....cm
= 5.6cm (1dp)
how would I solve this
Answer:
x=12
Step-by-step explanation:
subtract each side by five since it is the inverce oporation
Solve for x. Do not type degree symbol or any spaces
in your answer.
85
40°
X
Please only answer if you know I’ll give 15 points and brainliest
Answer:
A = 6 cm
Step-by-step explanation:
Answer:
A=6cm
Step-by-step explanation:
that is correct trust me I'm in 10th grade
Evaluate the function
Find g(10) if g(x) = 10x – 8
Answer:
g(10)=92
Step-by-step explanation:
g(x)=10x-8
To find g(10), substitute x with 10
g(10)=10(10)-8
g(10)=100-8
g(10)=92
I hope this helps!
fill in the table using the function rules
−3x+2−5x−7=4x+2
please help
Answer:
x= -7/12
Step-by-step explanation:
Subtract the numbers
-3x+2-5x-7=4x+2
-3x-5-5x=4x+2
Combine like terms
-3x-5-5x=4x+2
-8x-5=4x+2
Add 5 to both sides of the equation
-8x-5=4x+2
-8x-5+5=4x+2+5
Will give brainliest!
The discriminant of a quadratic is 40. How many solutions does the quadratic have?
Answer:
it means that the roots of the quadratic equation is real and distinct and that means that 40 is a positive value
he tallest tree in the forest is 55 feet. How many inches tall is the tree?
Answer:
Step-by-step explanation:
660 inches
the tree is 660 inches tall. thx for points
is this a positive linear, negative linear no association or non-linear.
Answer:
Positive linear.
Step-by-step explanation:
The points are gradually rising as x increases.
Nineteen less than 6 times a number is the same as 16 more than the number. The equation is The solution is x -7 7.
Answer:
The number is 7
Step-by-step explanation:
let the said number be x
Nineteeen less than 6 times a number;
6x - 19
equals; 16 more than the number; this is 16 + x
Thus;
6x - 19 = 16 + x
6x-x = 16 + 19
5x = 35
x = 35/5
x = 7
A pair of shoes is on sale for 80% of the original price. The sale prive is $60. What was the original price?
Answer:
75
Step-by-step explanation:
You will set the equation up as part/whole = percent/100 and when you replace it with your numbers you get 60/x = 80/100 now you cross multiply and do 60*100 = 80 * x and you get 6,000 = 80x now you divide both sides by 80 then you get 75 was the original price
Write the phrase as a numerical or algebraic expression:
3 added to n
Please help will give brainliest
Answer:
sorry bro i dont know
Step-by-step explanation:
Answer:
sin A = 3 over 5; 3/5
cos A = 4 over 5; 4/5
tan A = 3 over 4; 3/4
Step-by-step explanation:
Pls help me!!!!
1760 yd= mi
Answer:
1
Step-by-step explanation:
there are 1760 yards in a mile
Please help.17 Points
Answer:
9738.2
Step-by-step explanation:
cus I'm right 84920021
find the zeros of p(x)= (x-3)(x+3)(2x+1) HELP PLEAEE
Answer:
3, -3, -1/2
Step-by-step explanation:
There is no need to distribute, just set each parenthesis to equal to zero.
p(x)= (x-3)(x+3)(2x+1)
X-3=0 x+3=0 2X+1=0
+3 +3 -3 -3 -1 -1
X=3 X=-3 2x=-1
x=-1/2
So your answers are 3, -3, -1/2
For the arithmetic sequence beginning with the terms {11, 17, 23, 29, 35} what is the sum of the first 17 terms
Answer:
35
Step-by-step explanation:
Sum of the first 17th term can be calculated as follows
= a + (n-1)d
a= 11
d= 6
n= 5
11+(5-1)6
= 11+ 4(6)
= 11+24
= 35
Hence the sum of the first 17th term is 35