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Firlakuza [10]
2 years ago
13

The perimeter of a right angled triangle, with hypotenuse c=101cm and one side b=20cm, is:​

Mathematics
1 answer:
crimeas [40]2 years ago
3 0

Answer:

220

Step-by-step explanation:

We need to find the 3rd side length

We already know the hypotenuse and one side, so we can use the Pythagorean formula.

101^2 = a^2 + 20^2. A is the third side, and solving for it, we find that it equals 99.

Side 1 = 101

Side 2 = 99

Side 3 = 20

101 + 99 + 20 = 220

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Step-by-step explanation:

I graphed it and the slope is negative

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At an animal shelter, the ratio of cats to dogs is 5:6. If there are 54 cats, how many dogs are there at the shelter?
Neko [114]

There would be 45 dogs!

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3 years ago
If f and t are both even functions, is the product ft even? If f and t are both odd functions, is ft odd? What if f is even and
Natali5045456 [20]

Answer:

(a) If f and t are both even functions, product ft is even.

(b) If f and t are both odd functions, product ft is even.

(c) If f is even and t is odd, product ft is odd.

Step-by-step explanation:

Even function: A function g(x) is called an even function if

g(-x)=g(x)

Odd function: A function g(x) is called an odd function if

g(-x)=-g(x)

(a)

Let f and t are both even functions, then

f(-x)=f(x)

t(-x)=t(x)

The product of both functions is

ft(x)=f(x)t(x)

ft(-x)=f(-x)t(-x)

ft(-x)=f(x)t(x)

ft(-x)=ft(x)

The function ft is even function.

(b)

Let f and t are both odd functions, then

f(-x)=-f(x)

t(-x)=-t(x)

The product of both functions is

ft(x)=f(x)t(x)

ft(-x)=f(-x)t(-x)

ft(-x)=[-f(x)][-t(x)]

ft(-x)=ft(x)

The function ft is even function.

(c)

Let f is even and t odd function, then

f(-x)=f(x)

t(-x)=-t(x)

The product of both functions is

ft(x)=f(x)t(x)

ft(-x)=f(-x)t(-x)

ft(-x)=[f(x)][-t(x)]

ft(-x)=-ft(x)

The function ft is odd function.

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3 years ago
What is the equation to a line that is parallel to the line y= x+2?​
iragen [17]
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2 years ago
A number multiplied by 8 divided by four gives 7 more than the number as a equation
cestrela7 [59]

Answer:

The number is 7

Step-by-step explanation:

A number (x) multiplied by 8 = 8x divided by four gives;

8x ÷ 4 = 2x

The answer is seven more than the number i.e

2x = x + 7

2x - x = 7 , x = 7

So the number is 7.

8 0
3 years ago
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