Answer:
The most obvious one i can think of would be
x = 13
Step-by-step explanation:
x + 8 = 21
x + 8-8 = 21-8
x = 13
Answer: 90 degree angle
if im wrong let me know please
Answer:
The answer is D
Step-by-step explanation:
Answer: width= 5cm Length= 7
Step-by-step explanation: