3 years ago

Sec 5A = cosec 7A, prove that A = 7.5°

Mathematics

1 answer:

weeeeeb [17]3 years ago

7 0

Answer:

see explanation

Step-by-step explanation:

Using the cofunction identity

sec(90 - x)° = cscx° , then

7A = 90 - 5A ( add 5A to both sides )

12A = 90° ( divide both sides by 12 )

A = 7.5°

You might be interested in

What is larger a meter or 3feet

natta225 [31]

Answer:

Meter by a bit

8 0

2 years ago

Read 2 more answers

A muffin recipe calls for 4cups of flour and 8oz of milk if the recipe is increased to use 10 cups of flour how much milk is nee

Alinara [238K]

The answer is 20 because 4x2 is your 8 oz so 10x2 will give you 20oz

4 0

3 years ago

A recipe includes 8 cups of four and 2/3 cup of milk

il63 [147K]

I am confused. I need more context.

8 0

3 years ago

Each month Allison gets a $15 allowance and earns $100 working at the theater. She uses the expression 15x+100y to keep track of

Marizza181 [45]

Step-by-step explanation:

The expression for he earning of Allison and her allowance is as follows :

15x+100y

Part A

Variables are x and y. Coefficients are 15 and 100.

Part (B)

There are two terms in this expression. + is used to separate the terms. 15x and 100y are the terms.

Part (C) As $15 shows her earning from allowances. Hence, 15x shows allowance.

3 0

4 years ago

BRAINLIEST TO WHOEVER GETS IT RIGHT 1. Which product is represented by these algebra tiles?

Vadim26 [7]

I think that the second one

7 0

2 years ago

Sec 5A = cosec 7A, prove that A = 7.5°​

Sec 5A = cosec 7A, prove that A = 7.5°