3 years ago

A and B are complementary angles. If A = (x – 23)° and m

Mathematics

1 answer:

Lana71 [14]3 years ago

5 0

Answer:

∠ B = 85°

Step-by-step explanation:

Complementary angles sum to 90° , then

x - 23 + 2x + 29 = 90 , that is

3x + 6 = 90 ( subtract 6 from both sides )

3x = 84 ( divide both sides by 3 )

x = 28

Then

∠ B = 2x + 29 = 2(28) + 29 = 56 + 29 = 85°

You might be interested in

All of the following are equivalent except _____.

juin [17]

Answer:

For number 2 the answer is 8/6=20/15

The answer for 3 is 12:26

Step-by-step explanation:

5 0

3 years ago

PLEADSE HELP ILL GIVE BARINLIESDT

Vlada [557]

Answer:

non-proportional's with positive y intercept are:

y=2.5x-7

y=-5x-8

proportional's with positive y intercept are:

y=1.2x

y=-10x

y=7x/8+1

7 0

2 years ago

A coat and a pair of boots are on sale for 20% off. The regular price of the coat is $225. The regular price of the boots is $13

kondaur [170]

Answer:

Part A = $180

Part B = $104

Step-by-step explanation:

Part A:

You do 255÷5=51

51 x 4 = 180

Part B:

You do 130÷5=26

26 x 4 = 104

7 0

3 years ago

Read 2 more answers

A=10^x, b=10^yanda^y^*b*x=100then2xy=?

sergejj [24]

Answer:

Here is your answer

Step-by-step explanation:

xy = 1

Hope you like it : )

7 0

3 years ago

Shaila and her sister Sarah are babysitting three Kids for 5 hours. If the parents pay $2.50 per hour for each kid,how much will

mart [117]

3 times 5 times 2.5 = $37.5

3 x 5 =15

15 x 2.5 =37.5

37.5 x 2 = 75 for both of them

I don't know if this is right or not, but that's how I would solve it!

8 0

3 years ago