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Firdavs [7]
3 years ago
13

A triangle has sides with lengths of 65 in 72 in and 97 in is it a right triangle?

Mathematics
1 answer:
Ray Of Light [21]3 years ago
6 0

Answer:

yes

Step-by-step explanation:

By pythagoras' theorem,

97^2 = 9409

65^2 + 72^2 = 9409

since 65^2 + 72^2 = 97^2, the triangle is a right angled triangle

This is a question on Pythagoras theorem. If you wish to venture further into it/understand this topic better, you may want to follow my Instagram account (learntionary), where I post some of my own notes on certain topics and also some tips that may be useful to you :)

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Which best describes the meaning of the term theorem? A.A statement that is easily deduced from a proven theorem B.A conclusion
garik1379 [7]
The option which best describes the meaning of the term theorem is <span><u>B. A conclusion proved by deductive reasoning.
</u>A refers to hypothesis, C to an axiom, and D to a definition. <u>
</u></span>
7 0
3 years ago
Given the function f(x) = 3x, find the value of f−1(27). f−1(27) = 1 f−1(27) = 3 f−1(27) = 9 f−1(27) = 81
Mariulka [41]
Fun fact
if f(a)=b then f⁻¹(b)=a
so
if f⁻¹(b)=a then f(a)=b
 
so we find f(x)=27 and the solve for x

f(x)=3x=27
3x=27
divide both sides by 3
x=9

so if f(9)=27 then f⁻¹(27)=9
problem solved

answer is 9
7 0
3 years ago
Please help this is confusing:(
topjm [15]
The answer would be 17
6 0
3 years ago
Which of the following is equivalent to x^-1/2<br><br>1) -1/2x <br>2) -√x<br>3) 1/√x<br>4) -1/2x
irina [24]

Answer:

Option (3) is correct.

Step-by-step explanation:

We need to find the expression that is equivalent to x^{-1/2}.

The property is : x^{-a}=\dfrac{1}{x^a}

Here, a = 1/2

So,

x^{-1/2}=\dfrac{1}{x^{1/2}}

We know that, x^{1/2}=\sqrt{x}

\dfrac{1}{x^{1/2}}=\dfrac{1}{\sqrt{x} }

So, x^{-1/2} is equivalent to \dfrac{1}{\sqrt{x} }

Hence, the correct option is (3).

3 0
3 years ago
Might cut half my hair.
ycow [4]

Answer:

well if you are a boy and don't like long hair then sure... but if you are a girl then don't cut... I mean I like long hairs... but it's your choice so.. ok

4 0
3 years ago
Read 2 more answers
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