You would have to make the numbers have the same denominator. So you would have -15/20 + 4/20
Then you would have to put the sign of the higher number on it, So you would have -15/20 + 4/20 = -11/20
Answer:
2390.7 square meters
Step-by-step explanation:
(semicircle area) 30.5/2 = 15.4
15.4 x 15.4
= 232.5625 x 3.14
= 730.24625 x 2 = 1460.4
(square area) 30.5 x 30.5 = 930.25
930.25+ 1460.4= 2390.7 square meters
you may want to double check the answer however
Area= base x altura dividido entre 2
Answer:
0.95
Step-by-step explanation:
19/20 as a decimal is 0.95
Answer: Scarlett sold 40 small cups and 30 large cups