lucy225 lucy225

12-11-2018
Mathematics

contestada

angle and angle b are complentary angles. if angle a = (2x-5) and m angle b = (5x+4) then find the measure of angle a

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

12-11-2018

complementary angles = 90

2x-5 + 5x+4 = 90

combine like terms

7x-1 =90

7x = 91

divide by 7

x =13

angle a

2x-5

2*13-5

26-5

21

Angle a: 21

Answer Link

Otras preguntas

what is the most significant achievement of islam golden age

Farmers from the Netherlands France and other European colonies that settled in South Africa became known as what?

Tranh has a total of 240 basketball cards. He has filled 3 identical albums and has 150 cards remaining. How many cards are in each album? A) 50 B) 80 C) 90 D)

A virtual image produced by a lens is always A. located in front of the lens. B. located in the back of the lens. C. smaller than the object. D. l

Provide at least 1 equivalent fraction for the following:?i need help please this is due tomorrow

For what purpose might students find a rubric helpfu

What does urge he Christians to do to alleviate poverty

The cellular process diffusion does not require cellular ________________ to reach equilibrium. Similarly, ________________uses a selectively permeable membran

What tissue has lacunae, calcium salts, and blood vessels??

Do you now what' this