stagemadedro stagemadedro

04-06-2021
Mathematics

contestada

Find the unknown angle measure by solving for the given variable.

Options: 125 140 35 40

Find the unknown angle measure by solving for the given variable Options 125 140 35 40 class=

Respuesta :

sreedevi102 sreedevi102

04-06-2021

Answer:

m ∠ABD = 140°

m ∠DBC = 40°

Step-by-step explanation:

∠ (15x - 4) + ∠(5x - 8) = 180°

15x - 4 + 5x - 8 = 180

20x -1 2 = 180

20x = 180 + 12

x = 9.6

m ∠ABD = 15x - 4 = 140°

m ∠DBC = 5x - 8 = 40°

Answer Link

Otras preguntas

government that attempted to reestablish centralized power were called what?

A ruler is marked at every 1/16!inches. Do the labeled measurements convert to terminating or reapeating decimals

41/50 is closer to 9/11 or 10/11 and explain

HOW DO YOU SOLVE X^2 - 4X - 12 = 0

what is 125^2/3 in simplest form? and What is \sqrt[5]({-245} ) ^{5} in simplest form?

maggie has a ribbon 27 feet long. what is the length of the ribbon in yards? equation : answer :

5 is less than a number y is under 20

A Wood carver has made 179 carved animals. The animals will be shipped in boxes that hold only 8 animals each. How many boxes will be completely filled ? How ma

how do you write 5,920,178 in expanded form

how were old imperialism and new imperialism similar