2 years ago

What is the area of the triangle one side is 13 one side is 13 one side is 10

Mathematics

1 answer:

Temka [501]2 years ago

6 0

The answer is

A=1/2bh

So the base number times height number divided by two!!

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The diameter of a circle is 20m <br> Find the circumference to the nearest tenth

Mnenie [13.5K]

Answer:

C = 62.8 m

Step-by-step explanation:

The circumference formula is C = πd.

Here d = 20 m. Therefore, the circumference of this circle is C = (20 m)π.

To the nearest 10th, we round off C = (20 m)(3.14159) = C = 62.8 m

8 0

2 years ago

Can someone please help me?! Marking Brainliest!!!!!

irga5000 [103]

Answer:

$5\sqrt{2}$

Step-by-step explanation:

The formula for the length of a vector/line in your case.

$L = \sqrt{(x_2-x_1)^2 + (y_2-y_1)^2} = \sqrt{[4 - (-1)]^2 + [2 -(-3)]^2} = \sqrt{5^2 + 5^2} = \sqrt{50} = 5\sqrt{2}$

3 0

2 years ago

Read 2 more answers

Yoo i need help !!! its math and i havent learned it yet

BlackZzzverrR [31]

Answer:

${f}^{ - 1} (x) = 9x + 18$

Step-by-step explanation:

$f(x) = \frac{1}{9}x - 2$

$y = \frac{1}{9} x - 2$

$x = \frac{1}{9}y - 2$

$x + 2 = \frac{1}{9}y$

$9x + 18 = y$

${f}^{ - 1} (x) = 9x + 18$

4 0

2 years ago

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Does anyone know it?

SCORPION-xisa [38]

Answer:

i know the ANSWER!

Step-by-step explanation:

6 0

2 years ago

You offer senior citizens a 20% discount on their tune-ups at your gas station. Assuming that an average of 50 senior citizens g

GREYUIT [131]

X over 49.5 and 20 over 100 then you cross multiply and you get 100x is equal to 990 you divide 100x and 990 both by 100 and get x and 9.9 then you have 50 seniors a month that you give the discount to so you multiply 9.9 by 50 and get 495 so the total discount you give on an average monthly basis is $495.00 Hope this helped

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2 years ago