please help with this ill be posting more questions worth 2o points as well !!!!
tan A= [tex]\frac{10}{\sqrt{96} }[/tex]
tan A= [tex]\frac{5\sqrt{6} }{12}[/tex]
15) pls help I have the answer I just need to show the work.
Which trig ratio or function should you use to find the value of “h”?
Answer: A
Because sine15. 7°=h/2500
=2500×sine15.7°=h
=676 km
this how you will get h
Find the missing ANGLE
Someone plsss helpppp!!! I’ll give brainliest!!! :(((
HELLPPP! WILL MARK BRAINLISEST
the ratio of boys to girls in a class is 7:5. If there are 132 total students. How many boys are there
Answer:77
Step-by-step explanation:
132 divided by 12(7+5) is 11
11*7=77 so theres 77 boys
Juice is made up by diluting concentrate with water in the ratio 1:5. If 200ml of concentrate is used ,how much juice will be made?
Answer: 1,200 ml
Step-by-step explanation:
The ratio is 1 : 5.
If 200 ml of concentrate is used, the water used will be:
1 : 5
200 : x
x = 1,000 ml of water
The amount of juice would be:
= water + concentrate
= 1,000 + 200
= 1,200 ml
In how many ways can 8 different dolls be packed in 5 identical gift boxes such that no box is empty if any of the boxes hold all of the toys?
Answer:
1260 ways
Step-by-step explanation:
Given
[tex]Dolls = 8[/tex]
[tex]Boxes = 5[/tex]
From the question, we understand that: the boxes are identical; however, the dolls are different.
Since no box can be empty, the following scenario exists:
2, 2, 2, 1, 1
This means that 3 of the 5 boxes will hold 2 dolls each while the other 2 will hold 1 doll each.
So, the number of selection is as follows:
2 of the 8 dolls will be selected in 8C2 ways
2 of the remaining 6 dolls will be selected in 6C2 ways
2 of the remaining 4 dolls will be selected in 4C2 ways
1 of the remaining 2 will be selected in 1C1 ways
1 of the remaining 1 will be selected in 1C1 ways
[tex]Expression: ^8C_2 * ^6C_2 * ^4C_2 * ^1C_1 * ^1C_1[/tex]
Since the boxes are identical, we have to divide the above expression by 2 to get the number of ways:
[tex]Ways = \frac{^8C_2 * ^6C_2 * ^4C_2 * ^1C_1 * ^1C_1}{2}[/tex]
[tex]Ways = \frac{28 * 15* 6* 1 * 1}{2}[/tex]
[tex]Ways = \frac{2520}{2}[/tex]
[tex]Ways = 1260[/tex]
What is the solution given the expression 7x^-2 when x=3 and y=9 ?
Answer:
252
Step-by-step explanation:
Help me please................
Answer:
≈1005
step by step explanation
= πr2(h)= π·82·5≈1005.30965
round -> 1005
A small radio station can broadcast in a circular range with a radius of 20 miles. About how many square miles is the area covered by this range? Use 3.14 for π.
The requried range of the radio station is given as 1256 square miles.
What is an area circle?The area of the circle is given by the pie times square of the radius.
A = πr², where r is the radius of the circle.
Here,
A small radio station can broadcast in a circular range with a radius of 20 miles.
The range is given by the area of the circle with given radius,
Area of the circle = πr²
Area of the circle = 3.14 × 20²
area of the circle = 1256 square miles
Thus, the requried range of the radio station is given as 1256 square miles.
Learn more about circle here:
brainly.com/question/11833983
#SPJ2
Plz show all work. Quick thank you
What is the solution to the equation?
3\root(5)((x+2)^(3))+3=27
Answer:
2 is your right answer ok my friend
Mavis is interested in whether military dependency is related to gender in American Samoa. Here is data she collected about the population of American Samoa in 2010.
Find the marginal distribution of gender in counts.
Complete question :
Mavis is interested in whether military dependency is related to gender in American Samoa. Here is data she collected about the population of American Samoa in 2010.
Millitary status _________ female ____ Male
In armed forces _________ 28 _______ 59
Millitary dependent ______ 928 ______ 781
Civilian _______________ 26393 ___27330
Answer:
Male = 0.4193
Female = 0.5087
Step-by-step explanation:
To obtain the marginal distribution of gender :
Total number of civilians (male + female)
(26393 + 27330) = 53,723
Male :
P(male) = number of male / total
P(male) = 26393 / 53,723 = 0.4912793
P(Female) = number of Female / total
P(Female) = 27330 / 53,723 = 0.5087206
helpp i am really bad with math
Answer:
1. 4y-12
2. c
For #1 you distribute the 4 to the y and the 3. 4 times 3 equals 12.
For #2 you factor out the 3 and you get 3(5x+1)
Answer:
4y-12
Step-by-step explanation:
Multiply the outside number by the numbers in the bracket.
Example:4×y=4y Because y=1
4×3=12
2.Answer C
3(5x+1)
3×5x=15x
3×1=1
Which is equivalent to 3(5x+3)
Hope this helps.
Findh in the paralelogram
20 ft
10 ft
12 ft
Answer:
6ftStep-by-step explanation:
Find the diagram attached
Area of a parallelogram = Base * Height
Given
Area = 120ft^2
BAse = 20ft
Required
Height
From the formula;
Height = Area/Base
Height = 120/20
Height = 6ft
Hence the value of h is 6ft
-1/4 ÷ (-7/9) = in simplest form?
Could anyone help! 'DON'T PUT ANY ANSWER JUST TO GET POINTS'
Answer:
9/28
Step-by-step explanation:
-1/4 ÷ (-7/9)
= -1/4 x -9/7
- x - = +
So, 9/28 #
Y/-3=1/6 HELP PLEASE
Answer:
y = -0.5
Step-by-step explanation:
Since 6 can be multiplied to -3, we can make an equation to make 6 turn into -3
6 ÷ -2 = -3
So since we did that with 6, the denominator, we do the same with 1, the numerator
1 ÷ -2 = -0.5
So the new numerator is -0.5, and the new denominator is -3
And the two fractions are the same
sum Clear selection A pet store has 8 cats, 12 dogs and 3 rabbits. The ratio 8:23
Can someone help me with this ?
Answer:
50
Step-by-step explanation:
12x + 15 = 5x + 85 {Subtract 15 from both sides}
12x + 15 - 15 = 5x + 85 - 15
12x = 5x + 70 {Subtract 5x from both sides}
12x - 5x = 70
7x = 70 {Divide both sides by 7}
x = 70/7
x = 10
∠U = 5x = 5*10 = 50
Please help me I need this ASAP
Answer:
cmnv m vbn,fdm,mnggnndfmd g vxhcb xngvzc bnxbkbhj cb jn lm,lkxjncxb
Step-by-step explanation:
dn xbvghhbgfd,m bv nm,bvvc nzncxcvcxccm bgfdvbcnbmvnbvchdbcsfsvsvga
Determine the y intercept
Answer:
-9
Step-by-step explanation:
Everything at a store is marked down by 20%. The regular price of a pair of shoes is $60. What's is the amount marked down? What is the new price of the shoes after the markdown?
Answer:
12
Step-by-step explanation:
I got this question right on a quiz. Hope this helps!!
Please help me......due today
You roll a fair 6-sided die.
What is P(roll an even number)?
Answer: [tex]\frac{3}{6}[/tex] or 0.5
Step-by-step explanation:
It has 6 sides, {1,2,3,4,5}. So the total number of cases is 6.
Even number includes {2,4,6}. The sample space of rolling an even is 3.
The probability of rolling an even number formula is:
P(Rollinganevennumber)= [tex]\frac{Number of cases in the sample space}{Total number of cases}[/tex]
The probability of an even number is [tex]\frac{3}{6}[/tex] or 0.5
Find the measures of the numbered angles in each rhombus
Answer:
2=41 1=49 3=49
Step-by-step explanation:
Angle 2 = 41 because it is directly across the given angle.
Angles 1 and 3 are equal, and the total number of degrees in the rombus are 180.
41+41=82
180-82=98
98 / 2 = 49
Angles and 3 both equal 49
Answer:
2=41°(Alternate Interior angles)
1=41°(diagonal of rhombus bisects the interior angles)
3=49°(180-82/2)
Step-by-step explanation:
During 712 months of hibernation, a black bear experienced a weight loss of 64.4 pounds.
On average, what was the bear’s weight change per month? Round to the nearest tenth. Enter your answer in the box.
Answer:
l got 11.056
Step-by-step explanation:
lf 712months=64.4 pounds
wat bout 1month u cross multiply.
[tex] \1 \times 64.4 \div 712 = 11.055900621118[/tex]
then u round off the number
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what are some ratios equivalent to 7:6
Answer:
14 : 12 , 21 : 18 and 28 : 24
Step-by-step explanation:
Look at the question below.
Chris makes a smoothie for breakfast every day. When he makes smoothies with bananas, the distribution of calories is skewed right with a mean of 248.6 and a standard deviation of 39.1. His berry smoothies have a distribution of calories that is approximately Normal with a mean of 279.1 calories and a standard deviation of 60.8. Random samples of 35 of each type of smoothie are selected. What is the probability of the banana smoothies having fewer mean calories than the berry smoothies?
Answer:
0.9937
Step-by-step explanation:
If x and y are vertical angles then y is always sometimes or never a right angle?
Answer:
always
Step-by-step explanation:
Jane paid $35 for her meal. If the cost of the meal was $30, what was the tax rate.
Answer:
15% tax
Step-by-step explanation:
A ball is thrown into the air with a speed of 32 feet per second. The function h=32t - 16t^2 models the height of the ball after t seconds. How many seconds does it take for the ball to reach its maximum height?
Answer:
t = 1 s
Step-by-step explanation:
The function models the height of the ball after t seconds is given by :
[tex]h=32t - 16t^2[/tex]
We need to find how many seconds does it take for the ball to reach its maximum height.
For maximum height put dh/dt = 0
[tex]\dfrac{dh}{dt}=\dfrac{d}{dt}(32t - 16t^2)\\=32-32t[/tex]
So,
32-32t = 0
t = 1
So, it will take 1 second to reach its maximum height.