Mathematics, 12.10.2020 21:01 arivalen

N WXYZ is a triangular-based pyramid.
The base is an equilateral triangle.
9 cm
380
Calculate the acute angle XZY to the nearest degree.
X
[2]
W
7 cm
Angle ZWY is obtuse.
Calculate the acute angle WYZ to the nearest degree.
[2]
Y
Find the total surface area of the pyramid to the nearest cm2.
cm2
[3]
Mark it

N

WXYZ is a triangular-based pyramid.
The base is an equilateral triangle.
9 cm
380
Calculate the

Answers: 2

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N WXYZ is a triangular-based pyramid.
The base is an equilateral triangle.
9 cm
3...