nataliajohn nataliajohn
  • 02-11-2020
  • Mathematics
contestada

If (2x + 30°) and (3x + 10°) are supplementary angles, then the value of x is
options:-
20°
56°
28°
86°

Respuesta :

annie5639
annie5639 annie5639
  • 02-11-2020

Answer:

c. 28°

Step-by-step explanation:

2x + 30° + 3x + 10° = 180° ( Sum )

or, 5x + 40° = 180°

or, 5x = 140°

or, x= 28° [ans]

Answer Link

Otras preguntas

identify the group of words. He will return. fragment sentence
What holds the chromatids together
cells grow in order for to grow and represents
Your friend asked for your help examining research documents you tell your friend it is necessary to determine the relevance and importance of a source to the t
Why is Travel Writing important? What impact does travel writing have in the world? Please answer :D
Christy solved this problem. A store charged a customer $445.50 for 150 floor tiles . What is the price of each tile? Christy thought the answer was $2.97. Is
A major effect of geography on Japan is that the
What is the results of converting 1500 yards into miles ?Remember that 1mile =1760yards
What option is an example of expository writing
What are precautions can prevent tendinitis or carpal tunnel syndrome?