zainabsulaiman2000
zainabsulaiman2000
15-05-2021
Mathematics
contestada
Helpppppppp plz!!!!!!!!!
Respuesta :
meowmeow223334
meowmeow223334
15-05-2021
Complementary angles have the sum of 90 degrees
Add angle A and angle B
(8x+27) + (6x-21) = 90
14x + 6 = 90
14x = 84, x = 6
Plug 6 into angle B equation
6(6) - 21 = 36 - 21 = 15
Solution:
Answer Link
VER TODAS LAS RESPUESTAS ( 96+ )
Otras preguntas
Skeletal muscles need a rich blood supply to provide them with a. oxygen. b. carbon dioxide. c. water. d. none of the above
A.Boer war B.Crimean war C.Emilio aguinaldo D.Sepoy mutiny E.Menelik II F.Nigeria G.Persia H.Queen Liliuokalani I.Raj J.Shaka 1. The main cause of the___
A child throws a ball up in the air to a height of 3.5 m and catches it at the same point from which he threw it. The ball is in the air for a total of 1.7 s. W
why was Richard Arkwright important in the industrial revolution?
A man walks 15 blocks to work every morning at a rate of 2 miles per hour. If there are 20 blocks in a mile, how long does it take him to walk to work?
Waves that move matter back and forth are called a.transverse waves b.longitudinal wave c. Medium wave
Ants communicate with chemicals called a. silica. b. metronomes. c. biomes. d. pheromones
A wave with a large amplitude has a lot of a.vibration b.speed c.energy
A wave with a large amplitude has a lot of a.vibration b.speed c.energy
Robert has 12 coins totaling $1.45. None of his coins is larger than a quarter. Which of the following cannot be the number of quarters he has?
