3 years ago

These are questions 2-5 out of 20. are these correct!?

Mathematics

1 answer:

dusya [7]3 years ago

3 0

I believe so, but It is kind of blurry for some reason on my screen but from what I can make out yes.

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Sauron [17]

Answer:

aightbet

Step-by-step explanation:

7 0

3 years ago

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The number 66 is increased to 72. What is the percentage by which the number was increased, to the nearest tenth of a percent?

Lunna [17]

Answer:

The increase is 9.1%

Step-by-step explanation:

Step 1: Make an equation

$66 * x = 72$

$66x = 72$

Step 2: Divide both sides by 66

$66x / 66 = 72 / 66$

$x = 1.09090$

Step 3: Find the increased

$1 - 1.09090$

$0.091 * 100$

9.1%

Answer: The increase is 9.1%

6 0

3 years ago

Please please help me with this

iris [78.8K]

Answer:

angle FQE= Minor sector

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3 years ago

The square of a number is 15 more than 2 times the number

UkoKoshka [18]

x^2 = 2x + 15

x^2 -2x - 15 = 0

Factor:

(x-5)(x+3) = 0

x = 5 or x = -3

3 0

3 years ago

Area of a rectangle 8cm long and 4cm in height. please tell me how to do this also, I'm so confused.

Tema [17]

The area of a rectangle is easy to compute.
Area = length times height
Area = 8 cm * 4 cm = 32 square centimeters

6 0

3 years ago