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11. What is the lateral surface area of the rectangular pyramid below?
19 ft
18 ft
8 ft.
20 ft

1 point 11. What is the lateral surface area of the rectangular pyramid below? 19 ft-example-1
User Shebin
by
7.7k points

1 Answer

2 votes

Answer:

684 ft^2

Explanation:

You can find the area of the middle rectangle by using:


A=LW


A=18*20


A=360

You can find the area of a triangle by using:


A=(BH)/(2)

Triangle 1: A=90

Triangle 2: A=72

2(72+90)+360

324+360

684

User Fazlin
by
7.2k points