Answer:z=10yd
y=38 degrees
x=90 degrees
w=180-128= 52 degrees
u=6.2yd
v=7.9yd
Step-by-step explanation:
Answer:
=

Step-by-step explanation:
Given:
Length of butcher paper,(diameter of three congruent circle) = 21 inches
Means, diameter of a circle =
= 7 inches
Questioned asked:
Area of one circle = ?
Solution:
Radius of a circle ,r = half of of one circle's diameter
r = 
= 
Area of circle = 


=

Therefore, Area of one circle ==

STEP-BY-STEP SOLUTION:
= 4x^2 + 27 - 7
= 4x^2 + 20
= 4 ( x^2 + 5 )
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