3 years ago

Can someone help me please,I would appreciate it

Mathematics

1 answer:

liubo4ka [24]3 years ago

4 0

The answer is simply 0.

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A triangle has side measures of 8, 13, 15. Are these the measures of a RIGHT Triangle?

Andreas93 [3]

Answer:

No.

Step-by-step explanation:

Since we know the side lengths of the triangle, we can figure out whether or not this is a Pythagorean triple.

Pythagorean theorem: a^2 + b^2 = c^2

a and b are both smaller than c.

So,

8^2 = 64.

13^2 = 169.

15^2 = 225.

64 + 169 = 233.

233 is not equal to 225.

Therefore, this is not a right triangle.

6 0

2 years ago

angle A and angle B are complementary angles. If m angle A = (x-16)degrees and m angle B = (3x+28)degrees, then find the measure

Ahat [919]

Answer:

$4x \times 448$

Step-by-step explanation:

$a = (x - 16)$

$b = (3x + 28)$

So you add :

$x \: and3x$

To get

$4x$

Then you do :

$16 \times 28$

To get :

$448$

Answer is :

$4x \times 448$

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2 years ago

The amount of rainfall in January in a certain city is normally distributed with a mean of 4.2 inches and a standard deviation o

romanna [79]

Q1 = the exact amount

5 0

3 years ago

What is the greatest common divisor of 54 36 and 24

77julia77 [94]

I believe the greatest common divisor would be 6.

hope this helps you! :-)

8 0

3 years ago

2( 10 - a^2 ) + 7a If ( a = 4 )Evaluate each expression

Lostsunrise [7]

Solution:

Given:

$2(10-a^2)+7a$

when a = 4, substitute for a in the expression;

$\begin{gathered} 2(10-a^2)+7a=2(10-4^2)+7(4) \\ =2(10-16)+28 \\ =2(-6)+28 \\ =-12+28 \\ =16 \end{gathered}$

Therefore, if (a = 4), then

$2(10-a^2)+7a=16$

Hence, the answer is 16.

6 0

6 months ago