isabelbean200649 isabelbean200649

03-08-2021
Mathematics

contestada

ZA and ZB are complementary angles. If m A = (8x + 27)° and m
ZB = (6x – 21)°, then find the measure of ZB.

ZA and ZB are complementary angles If m A 8x 27 and m ZB 6x 21 then find the measure of ZB class=

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

03-08-2021

Answer:

15

Step-by-step explanation:

Complementary angles add to 90 degrees

8x+27 + 6x-21 = 90

Combine like terms

14x+6 = 90

Subtract 6 from each side

14x+6-6 = 90-6

14x = 84

Divide by 14

14x/14 = 84/14

x=6

We want angle B

B = 6x-21 = 6*6-21 =36-21 = 15

Answer Link

Otras preguntas

Arrange Cu, Ca, Na, Zn and Au on the basis of their decreasing reactivity.

What is the growth factor that corresponds to a product that increases its value first by 2%, and then increases by 5% of its value, and finally increases by 12

what does the persona describe in the first stanza of the poem wreath of tears by kobena Eyi Acquah?

fill in the blanks Pasaline could ----- and ------- very easily.

A stone attached to a string is whirled round in a horizontal circle with constant speed of 10m/s .Calculate the difference in the velocity with the stone is at

Describe a situation from the news or recent history where scientists were called upon to provide explanations of events and offer possible solutions to problem

hey Plz help me fast it's important.

pls help beestar is not fun

Read and write a review on the book “ Sweet September “

what is circle graph or pie chart?