amandanunnery33

03.06.2020 • 

Mathematics

(a) Surface A and B are identical trapezoids. What are the lengths of the bases of the trapezoids? What is the height?
(b) Surfaces A and B will be painted blue. What is the total area that will be painted blue?
(c) The edges of the trapezoids need to be sanded. A piece of sandpaper advertises that it can sand up to 80 cm. Will one piece of sandpaper be enough to sand the edges of one trapezoid? Explain.

Ответ:

amandanunnery33

06.09.2020

Mathematics

---

30 + (2x) = 90
30 - 90 = 2x
30 - 90 = 60
60 = 2x
60/2 = x
30 = x

---

0,0(0 оценок)