Answer:
Step-by-step explanation:
All the angles in a triangle add up to
Every right angle triangle has a right angle in it which is
So to find the remaining angle, you do -
-
=
Please help me out please
1 answer:
Answer:
400 units³
Step-by-step explanation:
The volume (V) of the square pyramid is
V = area of base × height (h)
where h is the perpendicular height.
Consider the right triangle formed by a segment from the vertex to the midpoint of the base and the slant height ( the hypotenuse )
Using Pythagoras' identity on the right triangle
h² + 5² = 13²
h² + 25 = 169 ( subtract 25 from both sides )
h² = 144 ( take the square root of both sides )
h = = 12
Area of square base = 10² = 100, hence
V = × 100 × 12 = 4 × 100 = 400
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Answer:
No solution
Step-by-step explanation:
Lets consider the equation 2.
Here we multiply the LHS and RHS with (-1).
Hence,
When we add the equations we get,
As 0 doesn't equal to -1, answer is d) No solution
Answer:
He spent around $ 52.17 in each month.
Step-by-step explanation:
Last year the power bill price = $ 626.14 ≈ $ 626
We know that in a year 12 months. so power bill of each month in last year is calculated as follows
$ 52.17
Therefore he spent around $ 52.17 in each month.