Answer:
7) m<SCA= 3x+3=90°
(since all the angles of a square are right angle)
=>3x=87°
=>x= 29°
8)Opposite angles of a rhombus have equal measure.
So, half of opposite angles of a rhombus have equal measure .
m<1=m<4=37
Answer: percentage change of 98.8
Step-by-step explanation:
3.5/2.87 = 1.2
1.2-100 = - 98.8
Step-by-step explanation:
mark me brainliest.........
Answer:
62
Step-by-step explanation:
There are two lengths so 77 + 77 is 154. Now, subtract from the perimeter. 278 minus 154 is 124. This is both widths combined so to only get one, divide by 2. 124 divided by 2 is 62.
