The building is around 14.14 feet tall
a^2 + b^2 = c^2
14^2 + 2^2 = 200
squareroot 200 is abt 14.14
Answer:
RST is obtuse ABC is a right angle XYZ is an acute angle
Step-by-step explanation:
Answer:7pi\4
Step-by-step explanation:
Answer:
the perimeter of rectangle EFGH is:
P = 2\sqrt{10} + 2\sqrt{29}
or B
Step-by-step explanation:
Answer:

Step-by-step explanation:
The surface area of a pyramid is equivalent to the area of its base plus area of it's 4 triangles.
#The pyramid has a square base with lengths equal to the triangle's base length:

#The area of the side triangles is calculated as:

We sum the two area to find the net surface area of the pyramid:

Hence, the pyramid's surface area is 