lexied2303 lexied2303

01-02-2017
Mathematics

contestada

Can someone help me with this please!~

The measures of the angles of △ABC are given by the expressions in the table.

Can someone help me with this please The measures of the angles of ABC are given by the expressions in the table class=

Respuesta :

01-02-2017

Note that sum of triangle interior angles is 180. So,

[tex](12x+12)+15+(3x+18)=180[/tex]

[tex]15x+45=180[/tex]

[tex]15x=135[/tex]

[tex]x=9[/tex]

Since [tex]A=12x+12=12.9+12=120[/tex]

And [tex]C=3x+18=3.9+18=45[/tex]

Answer Link

avasky0801 avasky0801

23-03-2020

Answer:

a=120

c=45

i took the quizzzz

Answer Link

Otras preguntas

Summarize skin anatomy

what is the purpose of preparing trading and profit or loss account

Use both the present and preterite tenses together to talk about what is a usual or normal circumstance and what changed or was different yesterday. Template:

What main point does the article starting small make about the topic? I need help

PLEASE HELP ME PLEASEEE!

in mysql, what is acceptable syntax for the select keyword? select all that apply.

After knee surgery, Nico's doctor wants to test his range of motion. What Is Most likely the goal of this test? A to see how flexible Nicols OB. to see how stro

what is the volume of the prism?

what were four key differences among the 13 colonies?

How many quarterbacks have won a super bowl and a national championship.