2 years ago

Prove cos a = 5/13 pls solve it and no link pls..........

Mathematics

1 answer:

Scorpion4ik [409]2 years ago

3 0

Answer : The demonstration is below :)

Step-by-step explanation :

We use Pythagoras' theorem :

In the triangle ABC we have :

AB² = AC² - BC² = 15² - 9² = 144 = 12²

In the triangle ABD we have :

DB² = AD² - AB² = 13² - 12² = 5²

cos(a) = BD/AD = 5/13

You might be interested in

A zucchini plant in Darnell’s garden was 12 centimeters tall when it was first planted. Since then, it has grown approximately 0

Andrews [41]

A) 12 + 0.5d d=day
b) 0.195/0.5=0.39d

5 0

3 years ago

Read 2 more answers

2. Jake’s new snake is 36 centimeters. Rocky’s new snake is 1 meter long. How many total centimeters long are both snakes combin

ziro4ka [17]

Answer:

136 centimeters

Step-by-step explanation:

4 0

3 years ago

Read 2 more answers

If h(x)=6-x,which is the value of (h*h)(10)

Andrews [41]

Answer:

* usually means multiplication

If you have an open circle there instead, please inform me.

Step-by-step explanation:

* usually means multiplication

If you had an open circle there, please let me know.

Find h(10) and then multiply that answer to itself.

h(10)=6-10=-4

So the answer is -4*-4=16

7 0

3 years ago

What are equivalent fraction to 33/48 with the numeration as 11

Vera_Pavlovna [14]

Answer:

11/16

Step-by-step explanation:

The first thing I would do is see 11 times what will get me 33

The answer is 3

Next I would ask myself 48 divided by 3 is what

The answer is 16

To double check my work I would do 3 x 11 = 33

3 x 16 = 48

5 0

2 years ago

By how much does 5 exceed -4? (a) 1 (b)-1 (c) 9 (d) -9

Elden [556K]

Answer:

Step-by-step explanation:

-4+9=5

6 0

3 years ago

Prove cos a = 5/13 pls solve it and no link pls..........​

Prove cos a = 5/13 pls solve it and no link pls..........