For the following exercises, approximate the mass of the homogeneous lamina that has the shape of given surface S . Round to four decimal places. 300. Evaluate ∬ s x y z d S if S is the part of plane z = x + y that lies over the triangular region in the xy -plane with vertices ( 0 , 0 , 0 ) , ( 1 , 0 , 0 ) , and ( 0 , 2 , 0 ) .
For the following exercises, approximate the mass of the homogeneous lamina that has the shape of given surface S . Round to four decimal places. 300. Evaluate ∬ s x y z d S if S is the part of plane z = x + y that lies over the triangular region in the xy -plane with vertices ( 0 , 0 , 0 ) , ( 1 , 0 , 0 ) , and ( 0 , 2 , 0 ) .
For the following exercises, approximate the mass of the homogeneous lamina that has the shape of given surface S. Round to four decimal places.
300. Evaluate
∬
s
x
y
z
d
S
if S is the part of plane
z
=
x
+
y
that lies over the triangular region in the xy-plane with vertices
(
0
,
0
,
0
)
,
(
1
,
0
,
0
)
, and
(
0
,
2
,
0
)
.
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Part 1
Find the measure of
ABC
for the congruent triangles ABC and
Upper A prime Upper B prime Upper C primeA′B′C′.
79 degrees79°
1533
2930
Part 1
m
ABCequals=enter your response heredegrees
Joy is making Christmas gifts. She has 6 1/12 feet of yarn and will need 4 1/4 to complete our project. How much yarn will she have left over compute this solution in two different ways 
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