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Stella [2.4K]
3 years ago
9

Choose all of the statements that are true about ABC PLEASE HELP IN DIRE NEED PLEASE!!!!!!!!

Mathematics
1 answer:
cestrela7 [59]3 years ago
4 0

Answer:

Step-by-step explanation:

BA ≈ 28           True       25/sin62 = BA/sin90 = 28.314...

m∠BAC = 48° False    ∠BAC = 180 - 90 - 62 = 28°

BC =  18          False       25 / tan62 = 13.2927...

cos∠ACB = 0  True       Any right angle has a cosine of zero.

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Someone please help me which of these apply??
yanalaym [24]

Answer:

Option B and C

Step-by-step explanation:

Option A: NO

38 < 25

38 is NOT less than 25

Option B: YES

38 < 40

38 is less than 40

Option C: YES

38 < 120

38 is less than 120

4 0
3 years ago
Need help with questions A, B, and C.
Kipish [7]

Answer:

A. 44+4x

B. The error is that Ben forgot to distribute his terms by multiplying 7 by 15 so instead of 30x+7 he should have gotten 30x+105

C. (44+4x)-(12x+20) to solve for difference in perimeter

Step-by-step explanation:

5 0
3 years ago
Circle experts...help! will give brainly to most detailed answer
azamat
<h3>Answer:  161 degrees</h3>

=========================================================

Explanation:

Line AE is a tangent while line AU is a secant. The angle formed by the secant and tangent lines connects with the arcs through this formula

secant tangent angle = (larger arc - smaller arc)/2

More specifically, we can say:

angle EAI = (arc EU - arc IE)/2

42 = ( (7m+5) - (3m-1) )/2

42*2 = (7m+5) - (3m-1)

84 = 7m+5 - 3m+1

84 = 4m+6

4m+6 = 84

4m = 84-6

4m = 78

m = 78/4

m = 39/2

m = 19.5

Use this value of m to compute each arc

  • arc IE = 3m-1 = 3*19.5-1 = 57.5 degrees
  • arc EU = 7m+5 = 7*19.5+5 = 141.5 degrees

Let's say arc IU is some unknown number x. It must add to the other two arc measures to form 360 degrees, which is a full circle.

(arc IU) + (arc IE) + (arc EU) = 360

x + 57.5 + 141.5 = 360

x + 199 = 360

x = 360-199

x = 161

The measure of minor arc IU is 161 degrees

4 0
3 years ago
Read 2 more answers
The ratio of apples to oranges at a fruit stand is 4 to 5. There are 60 oranges at the stand.
DerKrebs [107]
You can guess and check, If you divide 48 by 60 it gives you 4/5. The answer is A
5 0
3 years ago
What is the slope of the line represented by the equation (y-6)=1/4(x-0)
Katena32 [7]
1/4, always the number in front of the parentheses when written in point slope gorm
7 0
4 years ago
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