roxanapop roxanapop
  • 07-09-2018
  • Mathematics
contestada

Please I need help on the first one. Can someone explain it to me or answer it

Please I need help on the first one Can someone explain it to me or answer it class=

Respuesta :

Vowing
Vowing Vowing
  • 07-09-2018

[A]

This is because a complement is another angle that when you add both of the angles together, it equals 90 degrees.

18*4=72

18+72=90

Answer Link

Otras preguntas

This form of voting was introduced in the United States in 1888:
Help with tropical wet climates? please i have a project on them.
two dices are tossed together, what is the probability of having a multiple of 12?
The more early abortions a woman has, the more likely it is that she will become sterile. true false
Sodium acetate is a commonly used food preservative with the formula nac2h3o2. this compound is soluble in water, dissolving to form two ions (na+ and c2h3o2-).
A level 0.95 confidence interval is: a range of values with margin of error ± 0.95, which is also correct 95% of the time. any interval with margin of error ± 0
How was the distinction between "clock time" and "stop time" achieved in early opera?
This former slave, who changed her name, spoke for abolition and women's rights.
What value of m will make this expression equal to 12.4?
What do I shade? It has to be in parts?