designzbynichelle designzbynichelle

09-11-2020
Mathematics

contestada

∠a and ∠b are supplementary angles. if m ∠a =(x +6)° and m ∠b= (7x +30)°, then find the measure of ∠a.

Respuesta :

blackbelturjit blackbelturjit

09-11-2020

Answer:

24 Degrees

Step-by-step explanation:

Supplementary Angles are two angles with a sum of 180 degrees.

x+6+7x+30=180

8x+36=180

8x=144

18=x

Plug in 18 to angle A

18+6=24

24 degrees

Answer Link

Otras preguntas

Round 4770 to 1 significant figure.

what's the opposite of offensive

Which sentence contains a misplaced or dangling modifier? A.The girl was happy to be picking flowers in the field. B.They listened to the rain fall happily pla

What was President Nixon's policy involving the gradual withdrawal of American troops from South Vietnam? escalation containment Gulf of Tonkin Resolution V

Which of the following actions was responsible for the establishment of Rome’s first professional army? A.The Roman government increased taxes to pay soldiers.

1. Pick a food you are familiar with, and then answer the following questions about it. Use the Web to do research if you need to. a. How is the food produced?

To what extent were the Alien and Sedition Acts a violation of the democratic principals of the American Revolution?

In which word does the prefix in- mean the same as it does in the word inauguration? a. inward b. indigestion c. insert

if you mix red and blue, what you get?

Which is the subordinate clause in the sentence? As the tides rise and fall, the levels of salt concentrations change, and animals must adjust to wide salinity