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Contact [7]
3 years ago
7

What is the perimeter of a square that is 3 inches on one side

Mathematics
2 answers:
blondinia [14]3 years ago
8 0
Square has 4 sides if each side is 3 you multilpy 3x4= 12inches
Natalija [7]3 years ago
4 0
P=4a=4·3=12 I'm typing randomly cuz the answer is too short
You might be interested in
Which has the same value as 5/8 ÷2.. A 5/8 × 2/1. b. 8/5 ×2/1 . c5/8 ÷2/1. .d.5/8 × 1/2​
Kisachek [45]

Answer:

5/8 x 1/2

Step-by-step explanation:

To change division into multiplication, you must find the reciprocal by flipping the second fraction (note that if it is a whole number, as in this case, it is technically over 1).

(5/8)/(2/1) = (5/8)(1/2)

d. is your answer.

~

4 0
4 years ago
The perimeter of a triangle is 16 to the square root of 7 feet. If the two sides measure the square root of 343 feet and the squ
Taya2010 [7]

Answer:the length of the third side is 4√7

Step-by-step explanation:

The perimeter of a triangle is 16 to the square root of 7 feet. This is expressed as

Perimeter = 16√7 feet

The perimeter of a triangle is the sum of the length of the three sides of the triangle.

If the two sides measure the square root of 343 feet and the square root of 175, which are expressed as √343 and √175, the third length would be

16√7 - (√343 + √175)

Expressing √343 as a radical, it becomes 7√7

Expressing √175 as a radical, it becomes 5√7

7√7 + 5√7 = 12√7

Therefore, the third length would be

16√7 - 12√7 = 4√7 feet

5 0
4 years ago
How did he get this 1/2i ? I dont remember studying this definition in calc 1 neither calc 2!
Hitman42 [59]
The i in the denominator is missing in the second expression. It should be

\sin at=\dfrac{e^{iat}-e^{-iat}}{2i}

This follows from

e^{iat}=\cos at+i\sin at
e^{-iat}=\cos at-i\sin at
\implies e^{iat}-e^{-iat}=2i\sin at
\implies \sin at=\dfrac{e^{iat}-e^{-iat}}{2i}
8 0
4 years ago
8. The endpoints of ST are s(-3, 2) and t(5,8). Find the coordinates of the midpoint of ST. Then find ST. OA midpoint: (1,5); ST
Naya [18.7K]

Answer:

The mid point of ST is (1,5) and ST = 10 units

Step-by-step explanation:

It is given that,

S(-3,2) and T(5,8). We need to find the coordinates of the midpoint of ST and also ST.

Let (x,y) be the mid point of ST. Using mid-point formula we get :

(x,y)=(\dfrac{x_1+x_2}{2},\dfrac{y_1+y_2}{2})

We have, x₁ = -3, x₂ = 5, y₁ = 2 and y₂ = 8

So,

(x,y)=(\dfrac{-3+5}{2},\dfrac{2+8}{2})\\\\(x,y)=(1,5)

(1,5) is the midpoint of ST.

Using distance formula to find ST as follows :

ST=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2} \\\\ST=\sqrt{(5-(-3))^2+(8-2)^2} \\\\ST=10\ \text{units}

Hence, the mid point of ST is (1,5) and ST = 10 units.

7 0
3 years ago
2. 10 caiete costă 20 lei. Câţi lei costă 7 caiete de acelaşi fel?
lutik1710 [3]

Answer:

Tu vorbesti limba romana! Este foarte cool! Nu am întâlnit niciodată pe cineva care să vorbească română

Step-by-step explanation:

4 0
3 years ago
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