lexied2303
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 :

Ozgr
Ozgr Ozgr
  • 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 avasky0801
  • 23-03-2020

Answer:

a=120

c=45

i took the quizzzz

Answer Link

Otras preguntas

If a = -3, find the value of a) 2a b) a^2 c) 3a^2
In the adapted excerpt from Michael Wigglesworth’s Day of Doom, choose the correct meaning for each underlined word.
What does it mean when someone is keeping tabs on you.
How would you set up Economic questions when it involves talking about insurance & percentages.
An 80g meter stick is supported at its 30 cm mark by a string attached to the ceiling. A 20 g mass is hung from the 80 cm mark what mass should be hung at the 5
How many ways can Caroline choose 6 courses of any type?
Factors that may lead to youth not being innovative in ORGANISING AWARENESS CAMPAIGN that address substance abuse in communities
Find the surface area of the cylinder (please help)
what adds to make 16 but multiplies to make 63
QUICKLY HELP ME PLSSSSS