✓ Checklist Performance Task
> Answer the questions and show all your work on separate paper.
A carpenter makes a model of a plywood ramp she plans to build as
part of the set for the school play. The length must be 24 times the
height, x, so that the ramp is not too steep. Once the ramp is built,
she will completely coat it with sealant to protect it. The ramp is in
the shape of a right triangular prism. An incomplete net for the
model is shown
Did you ..
IM Draw an accurate net?
M write an expression for
the surface area that
includes the area of
each face of the net?
Check your work to
make sure you
accurately calculated
the total surface area?
26xit
/2.6 x 5
56
xit
SA
ISA
2.45
2.txt
2,95
Help the carpenter finish her plans for the ramp.
2.45
• Draw and label a complete net for the model
• Write an expression that represents the surface area.
• Evaluate your expression to find the surface area when the height, x, is sit
Explain how you completed the net, how you used the net to write the expression
representing surface area, and how you used the expression to find surface area