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Lina20 [59]
3 years ago
15

Tim is remodeling his square kitchen but has forgotten the dimensions. He knows he had bought 81 square feet of tiles earlier, a

nd the formula to calculate the side length, s, of a square given the area, A, is s=√A. What is the perimeter of the kitchen?
A) 9 feet
B) 18 feet
C) 36 feet
D) 72 feet
Mathematics
1 answer:
sammy [17]3 years ago
4 0

Answer:

C) 36 feet

Explanation:

P(square)= 4s

s= square root of the area

4 \times  \sqrt{a}  \\ a = 81 \\ 4 \times  \sqrt{81}  \\ 4 \times 9 \\  = 36

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Distance formula derived from Pythagorean theorem
allsm [11]

Answer:

The Distance Formula itself is actually derived from the Pythagorean Theorem which is a 2 + b 2 = c 2 {a^2} + {b^2} = {c^2} a2+b2=c2 where c is the longest side of a right triangle (also known as the hypotenuse) and a and b are the other shorter sides (known as the legs of a right triangle).

Step-by-step explanation:

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8 0
3 years ago
Read 2 more answers
The marked prize of a bicycle is Rs 5550. What will the prize of a bicycle if the 15% VAT was leived allowing 10% discont on it?
Charra [1.4K]

Answer:

Rs 5,744.25

Step-by-step explanation:

The computation of the prize of a bicycle in the case when there is a 10% discount and 15% VAT is applied is shown below:

= Market price - discount + Vat applied

= Rs 5,550 - Rs 5,550 × 10% + 15% of the amount

= Rs 5,550 - Rs 555 + 15% of the amount

= Rs 4,995 +  Rs 4,995 × 15%

= Rs 4,995 + 749.25

= Rs 5,744.25

7 0
3 years ago
The diameter of a circle is 30 meters. Find the radius
kkurt [141]

Answer:

15

Step-by-step explanation:

2r=d

r= radius

d=diameter

diameter :30

2r=30

r=30÷2

= 15

5 0
3 years ago
Select the correct difference.<br><br> 5d 2 + 4d - 3 less 2d 2 - 3d + 4
KIM [24]
The answer if less you mean subtraction is 3d2 + d + 1
6 0
4 years ago
Read 2 more answers
Si 4x= 5/6y entonces 5y=
Hunter-Best [27]

Answer:

5y=24x

Step-by-step explanation:

<em>The question in English is</em>

If 4x= 5/6y then 5y=

we have

4x=\frac{5}{6}y

Solve for 5y

Multiply both sides by 6

6*4x=(6)*\frac{5}{6}y

Simplify

24x=5y

Rewrite

5y=24x

8 0
3 years ago
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