khenry5710keeks khenry5710keeks

13-07-2016
Mathematics

contestada

What is the measure of angles DAB and DCB?

What is the measure of angles DAB and DCB class=

Respuesta :

dalendrk dalendrk

13-07-2016

[tex](10+5z)+(4z-10)=180\\10+5z+4z-10=180\\9z=180\ \ \ |divide\ both\ sides\ by\ 9\\z=20\\\\\angle DAB=4z-10\\|\angle DAB|=(4\cdot20-10)^o=(80-10)^o=70^o\\\\\angle DCB=10+5z\\|\angle DCB|=(10+5\cdot20)^o=(10+100)^o=110^o[/tex]

Answer Link

Otras preguntas

How many valence electrons does beryllium have

what is the discriminant of [tex]w ^{2} + 5w - 6 = 0[/tex]

explain the holocaust and the nuremburg trials

Essays are written in point of veiw

Simplify the following expression 3(x^3-7x+1)-(x+4)

Tuberculosis results from an infection by the bacterium A) Clostridium difficile. B) Staphylococcus aureus. C) Mycobacterium tuberculosis. D) Vancomycin-res

how serious are concerns about national security when information from presidential meetings is released to the public

Minnesotans supported the war effort by raising money and buying war bonds. True or False

205 245 264 217 308 227 174 187 246 189 194 203 318 201 273 190 183 157 200 264 254 263 173 254 184 236 211 294 260 260 194 207 146 248 148 225 195 what is the

If the degree measure of an angle is 40 degrees less than 3 times the degree measure of its supplementary angle, what is the degree measure of the angle