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AnnyKZ [126]
3 years ago
9

The answer is 7/5 Please help:)

Mathematics
2 answers:
posledela3 years ago
7 0
1.4 because if you do your math it gives you a sum of 1.4
lawyer [7]3 years ago
3 0

Answer:

AB = 1.4 or 7/5

Step-by-step explanation:

(Excuse my rambling but I wanted to be sure of myself)

AD = 2(5/2) = 5

AD is a diameter.

any triangle in a circle with the hypotenuse as the diameter is a right triangle.

Draw a line from point A to point C.

ΔACD is a right triangle.

Solve for ∠CAD:

sin CAD = 3/5 = 0.6000

∠CAD = 36.87°

arc CD = 2 x 36.87°  = 73.74°

arc BC = arc CD = 73.74°

arc DB = 147.48°

∠BAD = 1/2 (147.48°) = 73.74°

draw a line from point D to point B

ΔBAD is a right triangle.

cos 73.74° = AB/5

AB = 1.4

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From what I got from my calculator the answer for

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3 years ago
Two lines L1 and L2 pass through the point of intersection of 2y=x-13 and 3y+x+12=0. L1 passes through P(-4,-7) and L2 is perpen
alexgriva [62]

Answer:

84°

Step-by-step explanation:

1. <u>point of intersection of 2y=x-13 and 3y+x+12=0</u>

x = 2y + 13   ==> 3y + (2y+13) + 12 = 0   ==>  5y + 25 = 0  ==> y = -5

x = 2*(-5) +13 = 3

point of intersection: (3 , -5)        L1: pass (3 , -5) and (-4 , -7)

slope of L1 = (-7 - -5)/(-4-3) = -2 / -7 = 2/7

L2 pass (3 , -5) perpendicular to 2x-5y=4

2x-5y=4  ==> y = 2/5 x - 4  slope = 2/5  

so slope of L2 = -5/2

angle Θ between two slopes: tan Θ = | (m2-m1) / (1 + m1*m2)|

==> = | (-5/2 - 2/7) / (1 + -5/2*2/7) | = |(-39/14) / (4/14) | = |- 39/4| = 39/4 = 9.75

Θ = 84°

6 0
3 years ago
Dentify the type of sequence shown in the table below and select the appropriate response.
Dominik [7]
The answer is C. each number is -3 times the number before it
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3 years ago
0.4 which one is bigger? 0.36
Oksi-84 [34.3K]

Answer:

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Step-by-step explanation:

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have i question if you can answer it on my page plss lol

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3 years ago
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A storage container is shaped like a rectangular prism. The volume of the container is 2415 cubic feet. The area of the base of
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Answer:

11.5 feet

Step-by-step explanation:

To solve this question first you take the volume which is 2415 and divide it by 210 to get your answer as 11.5 feet

8 0
4 years ago
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