I need help with 25.

Mathematics

1 answer:

noname [10]2 years ago

6 0

Sum of linear pair of angles = 180°

<EFG + <GFH = 180°

2n + 21 + 4n + 15 = 180°

6n + 36 = 180°

6n = 144

n = 24

<EFG = 2(24) + 21 = 69°

<GFH = 4n + 15 = 4(24) + 15 = 111°

You might be interested in

Use the Pythagorean theorem to find y.

PilotLPTM [1.2K]

Answer:

19.1

Step-by-step explanation:

13²+14²=365

√365≈ 19.1

8 0

1 year ago

Is a flame test qualitative or quantitative test for the identity of an unknown explain?

kolbaska11 [484]

The answer is;
Flame test is a qualitative test".
Flame test is performed for detecting metals in a compound and metals are detected by the color of the flame, and flame color identifies that which metal is this. so this is a qualitative test, different types of metals shows different color of flames.

6 0

2 years ago

21. what are the excluded values of the function? y= 5/6x-72

tatiyna

you have to calculate the SID number and then take it upon yourself and divided X it's actual number and then there's a chance and the answer would be c.72

4 0

2 years ago

Which proportion would you use to solve this problem?

erastovalidia [21]

Answer: 225

Step-by-step explanation:

225x0.04 is 9

4 0

2 years ago

Pamela drove her car 99 kilometers and used 9 liters of fuel. She wants to know how many kilometers (k) she can drive with 12 li

masya89 [10]

Answer: