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Brut [27]
3 years ago
12

Write the standard form of an equation with p=12, phi=pi/4

Mathematics
2 answers:
Crank3 years ago
6 0

Answer:

Root 2x plus root 2y-24=0

Step-by-step explanation:

Step 1: Write this formula,

X Cosine Phi + Y Sine of Phi - P = 0

Step  2: input values for x,

X Cosine pi/4 = Root 2/2

Step 3: Input values for Y

Y Sine pi/4=Root 2/2

Step 4: Input P value into the equation

P=12

Step 5:Put the whole thing together

x Root 2/2+ Y Root 2/2-12=0

Take away the denominators and multiply p by 2

you'll get

<u>Root 2X + Root 2Y - 24 =0</u>

Romashka [77]3 years ago
3 0

Answer:

[ - x / 2 - √3 x / 2 - 5 = 0 ]

Step-by-step explanation:

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Find the area of a triangle with a base of 10 in. and an altitude of 14 in. (The formula for the area of a triangle is A = bh ÷
Vanyuwa [196]

Answer:

The correct option is B.

Step-by-step explanation:

The area of triangle is

A=\frac{1}{2}\times b\times h

Where, b is the base of the triangle and h is the height of the triangle.

It is given that the base of the triangle is 10 inch and the height of the triangle is 14 inch.

The area of given triangle is

A=\frac{1}{2}\times 10\times 14

A=10\times 7

A=70

Therefore the area of triangle is 70 square inch and the option B is correct.

3 0
3 years ago
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A quarter is 1/5 of an inch thick and 5 quarters weigh one ounce. Stephanie built a toothpick bridge that could safely hold 3 po
AleksandrR [38]

Answer:

Maximum height of quarter tower = 9.6 inches.

Step-by-step explanation:

The thickness of a quarter = \frac{1}{5} inches

Weight of a quarter = 1 ounce

The maximum weight that could safely hold = 3 pounds.

<u>The conversion factor for ounce to pound is 1 ounce = 0.0625 pound</u>

The number of quarter used in the tower = no of ounces equivalent to 3 pounds.

No of ounces equivalent to 3 pounds = \frac{3}{0.0625}

No of ounces equivalent to 3 pounds = 48

So the height of quarter tower = 48 \times \frac{1}{5} inches

                                                   = 9.6 inches.

4 0
3 years ago
Riley brought cupcakes to a party. by the end of the party 5/6 of the cupcakes were gone. what fraction of the cupcakes were lef
lions [1.4K]

Answer:

1/6

Step-by-step explanation:

this seems too simple but...

6/6 would be all the cupcakes the whole

so if 5/6 are gone than

1/6 are left

8 0
2 years ago
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Elina [12.6K]

answer- 18

explanation- 40% of 120= 48 and 25% of 120= 30.

hope this helps !

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2 years ago
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. If x = 7 + 4√3 then find the value of x2<br> – 1/x2
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Answer:

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Step-by-step explanation:

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3 years ago
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