3 years ago

What is the height of a triangle with base 16cm and area 120 cm

Mathematics

1 answer:

Zarrin [17]3 years ago

6 0

Answer:

the height is 32cm

Step-by-step explanation:

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Which of the following ordered pairs represents the solution to the system given below? 2x + y = 20 4x − 2y = 40 A) (10,0) B) (0

shtirl [24]

$2x+y=20 \ \ \ |\times 2 \\
4x-2y=40 \\ \\
4x+2y=40 \\
\underline{4x-2y=40} \\
4x+4x=40+40 \\
8x=80 \ \ \ |\div 8 \\
x=10 \\ \\
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20+y=20 \ \ \ |-20 \\
y=0 \\ \\
\boxed{(x,y)=(10,0)} \Leftarrow \hbox{answer A}$

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3 years ago

Read 2 more answers

Help me with this question plz?

wel

Volume of cylinder = πr²h = π x 4² x 6 = 96π

volume of cone = 1/3πR²H = 1/3π x 8² x 12 = 256π

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4 years ago

Participants in a survey were asked whether they favored or opposed the death penalty for people convicted of murder. Software s

disa [49]

Answer:

P = 0.688

Step-by-step explanation:

Since x= 1764, n = 2565

95%. CI= ( 0.670, 0.706)

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P = 1764/2565

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