Integration by parts will help here. Letting

and

, you end up with

and

. Now


For the remaining integral, setting

gives

, so

Putting everything together, you end up with
Answer:
Is just a letter identifying the angle.
Since,Angles of a triangle sum up to 180 ,u add both the given numbers and subtract it from 180
A: x= 2.5
b: y= 12.9
c: z= 12
d: w= 2.75
e: t= 4
(Lemme know if it’s wrong)
Answer:
22.0625
Step-by-step explanation:
Lateral surface area formula: (a+b+c)h=L
(4+5+7)h=L
(16)h=353
16h=353
h=22.0625
Hope this helps!