Question

86.
Subtract - 15 from 12.
A. 27
c.3
D)-3
B- -
B.-27
87.
The diagonal of a cube is 23 cm. Find the surface area of the cube.
B. 18 sqm
A. 15 sqm
C.25 sqm
D. 24 sqm
88.
If the volume of a cube is 729 cu cm, what is the length of its diagonal ?
A. 92 cm
B.9 V3 cm
C. 18 cm
D. 183 cm​

Answer 1

Step-by-step explanation:

(a) subtract =

- 15 from 12

12 - ( - 15 ) = 12 + 15 = 27 ans.

i hope it will help you....