Answer:
D. 14
Step-by-step explanation:
a^2+b^2=square of c
a^2+x^2=50
5.3 * 4.25 = 22.525
22.525 is about 22.5
so the answer is $22.50
D
-(-4)=+4
so it is -20+4
41 quarters and 18 dimes.