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Ahat [919]
1 year ago
7

Please help asap pleaseeeew

Mathematics
1 answer:
wel1 year ago
3 0

Answer:

6.

Step-by-step explanation:

1) OA=d/2=20/2=10;

2) AB=AC/2=16/2=8;

3) \ OB=\sqrt{OA^2-AB^2} =6.

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Answer Is not C<br>please help​
Katyanochek1 [597]

Answer:

B

Step-by-step explanation:

Well since it is arthimetic sequence we know the formula

We know d is difference between second term and first so it will be -5- (-12)= -5+12= 7

a_{n}= a _{1}+ d (n-1) \\a_{n}= -12+7(n-1)\\a_{n} = -12+7n-7\\a_{n}= 7n-19

the domain of this is 1,2,3,4.......

range is -12,-5,2,9.......

Therefore answer is B.

5 0
3 years ago
Need help<br> Solve 3x−5 = 9.
kipiarov [429]
Well, it would end up to 3x=14 which is x=4.33
6 0
3 years ago
Read 2 more answers
What’s the answer please?
seropon [69]
3 miles, because if you think of it like a box, a box has to have 4 sides, you know that there are 2 sets of sides, a set that will be the size of the length and a set that will be the size of the width, so you multiply the width by 2 then multiply the length by 2 and add them

1*2 = 2
.5 * 2 =1
2+1 = 3
4 0
3 years ago
Student researchers investigated whether balsa wood is less elastic after it has been immersed in water. They took 60 pieces of
kolbaska11 [484]
I actually dont know this
5 0
2 years ago
Find the 6th term of the sequence with t1 = -4 and tn = 5tn-1
Sergeu [11.5K]

! hello : <span>
t1 = -4 and tn = 5tn-1
n = 2 : t2 =5t1-1 =5(-4)-1 =-21
n = 3 : t3=5t2-1 =5(-21)-1 =-106
n = 4 : t4 =5t3-1 =5(-106)-1 =-531
n = 5: t5 =5t4-1 =5(-531)-1 =-2656
<span>n = 6 : t2 =5t5-1 =5(-2656)-1 =-13281</span></span>

5 0
3 years ago
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