courtneyflourn courtneyflourn

20-08-2017
Mathematics

contestada

Find the measure of supplementary angles with measures 2x degrees and 7x degrees

Respuesta :

kphung76127 kphung76127

20-08-2017

2x+7x= 180
9x=180
x=20

Plug the x value in to both expressions
2(20)=40
7(20)=140

Final answer: 40 degrees, 140 degrees

Answer Link

Otras preguntas

what oer cent of Energy is expended on physical activity, such as work, exercise, and daily movement

Who did Mitchell Palmer tend to go after with his infamous raids?

A piston has an external pressure of 15.0 atm. how much work has been done in joules if the cylinder goes from a volume of 0.150 liters to 0.640 liters?

Compute the standard deviation for the set of data. 2, 5, 6, 8, 14

explain 2 precedents set by george washington

what is the greatest number of obtuse angles that a right triangle can contain A) 3 B) 1 C) 0 D) 2

Read the following excerpt from the article "Vision, Voice and the Power of Creation: An Author Speaks Out," by T. A. Barron and answer the question that follow

A plane has 360 total seats, which are divided into economy class and business class. For every 13 seats in economy class, there are 5 seats in business class.

Select all that apply. The following diagram shows the path of a planet around the Sun. Kepler discovered that _____.

Your knowledge of the alphabet and multiplication tables is most likely to be stored in your _____ memory.