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Dafna1 [17]
3 years ago
15

Help with this question, please!! I don't understand!

Mathematics
1 answer:
kondor19780726 [428]3 years ago
3 0

Answer:

FE = 30°

Step-by-step explanation:

arc FGC = arc FG + arc GB + arc BC

220° = 90° + arc GB + 70° . . substitute known values

60° = arc GB . . . . . . . . . . . . . subtract 160°

__

External angle A is half the difference of arcs EG and GB:

30° = (1/2)(arc FE +90° -60°) . . . substitute known values

60° = arc FE + 30° . . . . . . . . . . . multiply by 2 and simplify

30° = arc FE . . . . . . subtract 30°

_____

The key to this problem is the relationship between external angle A and the measures of the arcs it subtends.

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Enter a digit in each box to complete the division problem.<br><br><br> please help
jekas [21]

Answer:

There is no box

Step-by-step explanation:

4 0
3 years ago
Can i have some help
Andrews [41]

Answer: g(x) = 3/2 x + 9

Step-by-step explanation:

h(x) = -2/3 x - 1

perpendicular lines always have the opposite sign, reciprocal slope

so, the slope of the perpendicular line would be: m = 3/2

y = mx + b

y = 3/2 x + b

plug in (-4, 3) to find b

3 = 3/2 (-4) + b

3 = -6 + b

b = 9

y = 3/2 x + 9

g(x) = 3/2 x + 9

5 0
2 years ago
Carrie is searching online for airline tickets to weeks ago the cost to fly from Hartford to Boston was 210 now the cost is $350
padilas [110]

Answer:

It is a 40% increase

Step-by-step explanation:

So first of all the formula is

New-old/old

Or rate of change/ original

SO th new is 350

THe old is 210

350-210=140

140/350 which is old is 2/5

2/5 is 40 percent

So 40 percent increase

4 0
3 years ago
Read 2 more answers
At the newest animated movie, for every 9 children, there are 4 adults. There are a total of 39 children and adults at the movie
WARRIOR [948]
For every 9 children, there are 4 adults.
If there are 39 children and adults, we can work backwards to find the answer.

Lets start by multiplying 9. Lets do 3. 9 x 3 = 27.
Ok, now we have an estimate of 27 Children, now all we have to do is multiply the number of adults by 3.
Now we can multiply 4 x 3. 4 x 3 = 12. Now we have the number of children and adults.
Now lets add these together. 12 + 27 = 39! Perfect! Now we know that there are 27 children, and 12 adults.

Hope this helps!!
8 0
3 years ago
How long does it take to drive 272 miles going 68mph
DedPeter [7]
<span>272mi/68mi/hr= 4 hr

Example:
Calculate the acceleration of a boat that has been cruising at 15 m/s but speeds up to 45 m/s in about 6 seconds. Don’t forget your units, m/s2. In order to calculate the acceleration of the boat we first have to identify the suited formula for acceleration in this scenario. </span>

<span>Hence, a = vf – vi / t. Vi = 15 m/s Vf = 45 m/s T = 6 seconds   </span>

<span>Solution: </span>
<span>A = 45 m/s – 15m/s / 6s </span>
A = 5m/s^2<span>
</span>

7 0
3 years ago
Read 2 more answers
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