pitnerv14
pitnerv14
22-08-2017
Mathematics
contestada
Can someone help me with 3 a and b?? Thank you
Respuesta :
Banabanana
Banabanana
22-08-2017
m∠ADB + m∠BDC = m∠ADC [
angle addition postulate]
x + x + 10 = 60
2x + 10 = 60
2x = 60 - 10
2x = 50
x = 50/2
x = 25
a
m
∠ADB = x = 25°
b
m∠BDC = x + 10 = 25 + 10 = 35°
Answer Link
VER TODAS LAS RESPUESTAS ( 18+ )
Otras preguntas
During the Constitutional Convention, which proposal included a bicameral Congress?
What are the factors of 3x^2 + 23x − 8?
The establishment of the direct primary in Wisconsin was one ____________ reform that allowed citizens to select nominees for upcoming elections.
Read the sentence. She searched among the stacks and on the shelves. What is the object of the preposition among?
Find the sum of x and y. A.14 B.30 C.50 D.104
What is the number one killer of teenagers?
Solve for x: the quantity of x plus 4 all over 2 = 7.
Which of the following defines onomatopoeia? (5 points) Repetition of vowel sounds in a line of poetry Repetition of consonant sounds in a line of poetry Words
During the Renaissance, what began to destroy the system of feudalism?
Which best contrasts the role that geography played in the development of civilizations in Egypt and in Mesoamerica? A. Humans create new methods for herding a