Answer:
144&36
126&54
21&159
Step-by-step explanation:
Supplementary means angles that add up to 180 degrees
Since these angles add up to 180 degrees, they are therefore supplementary
The correct answer is "please"
Answer:
8.80
Step-by-step explanation:
(S. D.)^2=summation(x-mean)^2/(n-1)
S. D.=sqrt(388/5)
S. D.=8.80
Answer:
Step-by-step explanation:
hello :
-4+5|4x-4|=21
add 4 : 5|4x-4| = 25
divid by 5 : |4x-4| = 5 means : 4x-4 = 5 or 4x-4 = - 5
4x=9 or 4x =-1
x= 9/4 or x = - 1/4
Step-by-step explanation:
we know that perimeter of triangle is equals to side + side + side
but we can see that the particular triangle is having all the sides equal so it is seen to be equal lateral triangle and formula of equilateral triangle is 3 × sides.....
So,We will take sides common.....
Perimeter of equilateral triangle= 3×Side
3×4.6 cmsq.
13.8cmsq. Answer