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Chapter 11: Q. 17 (page 624)

Find the surface area of the prism, cylinder, or pyramid. Round to the nearest whole number.

Short Answer

Expert verified

The surface area is 184 square meters.

Step by step solution

01

Step 1. Given Information.

The figure is shown below.

02

Step 2. Formula used.

Areaofrectangle=length×width

Areaoftriangle=12×base×height

03

Step 3. Calculation.

Find the area of the base of the pyramid.

Area1=10×6=60

The area of the two slant sides of the pyramid.

Area2=2×10×5=2×50=100

Find the area of the two triangular sides of pyramid.

Area3=2×12×6×4=2×12=24

Total surface area (A) of the figure is equal to the sum ofArea1,Area2andArea3.

A=100+60+24=184

04

Step 4. Conclusion.

The surface area of pyramid is 184 square meters.

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