Answer:
Step-by-step explanation:
2*4+3= 11/4
2*2+1= 5/2
11/4 * 5/2 = 55/8
Simplified 6 7/8
483/8
23/4 * 21/2
= 483/8
-7/4
Answer:315 cm
7x7
7x9.5
