Answer:
A = 20 cm^2
Step-by-step explanation:
We can find the area of a triangle from
A = 1/2 bh
A = 1/2 8*5
A = 20 cm^2
Answer:
The volume of the pyramid is
Step-by-step explanation:
we know that
The volume of the triangular pyramid is equal to
where
B is the area of the triangular base
H is the height of the pyramid
step 1
Find the area of the base B
we have
substitute
step 2
Find the volume
we have
substitute
The answer is x=20. You isolate the square root. Eliminate the radical on the left handside. And then solve it!
Step-by-step explanation:
[ Refer to the attached file ]
( Slide to refer all files )
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• To solve Questions of type 11 we need to simplify the equation by using mathematical operations !!
• To solve Questions of type ( 13 , 15 and 17 ) we try to make the bar numeral to come other side of decimal
° and by subtracting we get the required fraction !!
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