Answer:
9
in²
Step-by-step explanation:
The area (A) of an equilateral triangle is calculated as
A =
( s is the length of a side )
Here s = 6, thus
A =
=
= 9
in²
Answer:
28
Step-by-step explanation:
4x7=28
14x2=28
Answer:
Rotation of a point through 180°, about the origin when a point M (h, k) is rotated about the origin O through 180° in anticlockwise or clockwise direction, it takes the new position M' (-h, -k)
Step-by-step explanation:
IDK if this helped you out
You divide 690 by 100 which is 6.9
Therefore, one 50cent coin is 6.9g
(2x+1)+(3x-5)=5x-4 you just have to try some of them out and see which ones work