Helpp!!! Mathematics⁉️⁉️⁉️ 1. A 20 m length of rope costs £14.40.
(a) What is the cost of the rope, per metre?

(b) Calculate the cost of 12 m of rope.

ASAP !​

Which best explains why this triangle is or is not a right triangle?

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in

Which of the following lines would not have its equation change after a dilation with a center at the origin? (1) y=x+3 (2) y=10 (3) y=4x (4) x=6