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Halbrecht
10 months ago

(c)

four triangles with

A = 1.8*2.5/2

.

That is why

V = 4*(1.8*2.5/2) * 14

.

(b)

parallelogram

A = formula collection

.

(a) Triangle as c

.

d) Trapeze

Area (4.5+2.9)/2 * 5

Sophonisbe
10 months ago

Using the known formulae, calculate the base area.

Then multiply them with the height.