Answer:
triangle =3
square= -2
star=7
circle=4
◇=18
right angled triangle= -5
Explanation:
2triangle-1=5
+1 +1
2 triangles=6
1 triangle=3
3+ what is equal to one
the answer is -2
3-(2×-2)
3--4=7
second puzzle
3 circles =12
1 circle =4
◇+2=5 circles
◇+2=20
-2 -2
◇=18
2○=◇+ 2 right angle triangles
8= 18 + 2 right angled triangles
-10= 2 right angled triangles
-5= right angled triangle