Please Help Math ASAP! I'm timed!
⦟1 and ⦟2 form a linear pair. ⦟1 and ⦟3 are vertical angles. m⦟1 = 48°. What is m⦟3?

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?

What’s 8y+48 and factor each expression completely

The perimeter of a rectangular rug is 24 feet. the length of the rug is 1 2/5 i s width. what is the area of the rug