Natalia1634
Natalia1634
01-10-2017
Mathematics
contestada
Explain please thanks
Respuesta :
Catya
Catya
01-10-2017
all the angles inside a triangle add up to 180°.
(2x + 15) + (5x + 5) + x = 180
8x + 20 = 180
8x = 180 - 20
8x = 160
x = 160/8
x = 20
the question is asking what angle B is,
B = 2(20) + 15
B = 40 + 15
B = 55°
Answer Link
VER TODAS LAS RESPUESTAS ( 44+ )
Otras preguntas
What's the measure of an arc with a central angle of 90°? 1) 90° 2) 360° 3) T° 4) 180°
4. Which event is used to move from one textbox to another through enter a) Key Click b) Key Enter c) Key Down d) Key Select
Find the reflection of the point (x,y) in the line y=mx+c
Explain why when you exercise your heart rate change? (less than 20 words)
The manorial system reduced the need for cities or towns. Please select the best answer from the choices provided T F
*Write a linear equation that goes through the points (-2,6) and (1,1).
Question 1 Chapter 4 [female] Dis, Raphaël, quels sont tes projets pour le week-end prochain? [male] Vendredi après-midi, je pars avec mon père, ma mère et mon
What does NLU stands for?
ly and the Family Stone, not only introduced "slap bass" playing to Funk music, but also created their own version of love ballads that relied heavily on the ov
Which sentence from a text is an example of comparing? There are two apples in the basket. Apples are good to eat. Both apples are bright red. One apple is larg
