Answer:
-1/2x
Step-by-step explanation:
-1/2x represents the slope because it shows that the line is going down 1/2 every x. 1/4 would be where the line started or the y-intercept.
The congruence symbol is this: ≅.
It’s saying to write the statement that’s saying both shapes are congruent. For example ABC ≅ DEF but use the letters in the shapes they gave.
Answer:
5cm
Step-by-step explanation:
This is a trick question
Interesting that only integrals along the
-axis are suggested when integrating along the
-axis would be much simpler... Anyway, you have to split the interval of integration into two. The "height" of the region is not uniform over the entire interval.
When
, we have
. When
, we have
. Then the area we want is given by

which seems to agree with the last option.
Answer:
total angle of a triangle = 180°
other two angles = 85° , 65°
∴ the missing angle = 180 - ( 85 + 65 )
= 180 - 150
= 30
hope this answer helps you..
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