3uptre 3uptre
  • 25-04-2021
  • Mathematics
contestada

(a)whats is the value of x


(b) what is the measure of angle B

awhats is the value of x b what is the measure of angle B class=

Respuesta :

siya90258
siya90258 siya90258
  • 26-04-2021

[tex]cdb = 8 \\ x = 4 \\ by \: pythagoras \: theorem \\ 8 {}^{2} = 4 {}^{2} + x{}^{2} \\ 64 = 16 + x {}^{2} \\ 64 - 16 = x {}^{2} \\ 48 = x{}^{2} \\ \sqrt{48 } = x\\ angle \: b = 60 \\ angle \: of \: equilateral \: triangle \: equal \: 60[/tex]

Answer Link

Otras preguntas

what is the area of a figure with vertices(1,1), (8,1) , and (5,5)?
In the poem the inchcape rock tell the character of sir ralph which is present in every human being
find the percentage decrease in the area of triangle if each of its side is halved. (by using heron\'s formula)
Whats the equivalent fraction to 11/17
what skills do strong academic writers possess
how do you add fractions wiyh improper fractions
write an equation of the line that passes through the given points:   there are four questions:   1) (0,-1);(6,8)   2) (3,1);(9,7)   3) (1,2);(10,14)   4) (0,0)
In a random sample of students at a middle school, 24 wanted to change the mascot, and 30 wanted to keep the current mascot. Which is the best prediction for ho
what skills do strong academic writers possess
what are light years actually? answer in brief