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Nady [450]
3 years ago
10

Please please help. Marking Brilliant for the correct answer

Mathematics
1 answer:
NISA [10]3 years ago
5 0

Answer:

x = 19

Step-by-step explanation:

(whole secant) x (external part) = (tangent)^2

(x-7+4) * 4 = 8^2

(x-3)*4 = 64

Divide each side by 4

x-3 =16

Add 3 to each side

x-3+3 = 16+3

x = 19

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Two fishing boats leave a marina at the same time. One boat travels north at a speed of 12 miles per hour. The other boat heads
Nikolay [14]

Answer:

5.25 miles

Step-by-step explanation:

15 min=1/4 of hour

12/4=3

9/4=2.25

3+2.25=5.25

5 0
3 years ago
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What’s the probability tree?
Luda [366]

Answer:

The first event is represented by a dot. From the dot, branches are drawn to represent all possible outcomes of the event. The probability of each outcome is written on its branch.

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3 years ago
The domain of the following relation R {(3, −2), (1, 2), (−1, −4), (−1, 2)} is
LUCKY_DIMON [66]
Given:
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  1,  2
-1, -4
-1,  2

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4 0
4 years ago
How do you find the missing variables in this problem please help
andrew-mc [135]

Answer:

x = 55, y = 70, z = 125

Step-by-step explanation:

125 and x are adjacent angles and are supplementary, then

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4 0
3 years ago
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A rectangular athletic field is twice as long as it is wide. if the perimeter of the athletic field is 192 ​yards, what are its​
qaws [65]
P = 2(L + W)
P = 192
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L = 2W
L = 2(32)
L = 64 <=== the length is 64 yards
5 0
3 years ago
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