2 Given: A four-sided polygon with all four sides congruent (This figure is called a rhombus.) Conclusion: The lines joining opposite vertices are perpendicular.

In this exercise, lines m and n are parallel. Find the measure of each numbered angle.

2) Dato un punto \( P(-2 ;-1) \) e una rette II \( y=2 x-3 \) deterninare retto per il punto \( P \) ! Fare grefico

The diameter of a circle measures 20 ft. What is the circumference of the circle?Use 3.14 for π, and do not round your answer. Be sure to include the correct unit in your answer.

S. Lee y responde. 164. Un terreno con forma rectangular tiene 96 me- tros de largo y 56 metros de ancho. Si se quiere dividir el terreno en superficies cuadradas que tengan la mayor área posible, ecuáles son las dimensiones de cada superficie cuadrada?

is it at 1530 hours? Jack drives north at \( 80 \mathrm{~km} / \mathrm{h} \) for 2 hours. He then turns and drives east at the same speed for 3 hours. (a) To the nearest degree, what is Jack's true bearing from his original position? (b) If Jack could drive from his current position straight back to his starting position: (i) how far would he travel, to the nearest kilometre (ii) what true bearing should he follow?