Answer:
7 cm²
Step-by-step explanation:
Area of a triangle = (Base * hight) / 2
A = (2* 7) /2 = 14/ 2 = 7 cm²
Answer:
4x?y*[2x2y)
Step-by-step explanation:
Square root.
5^2 = 25 so sqrt25 = 5
Answer:
a) 5.6
Step-by-step explanation:
sin 22° = x/15
0.3746 = x/15
x = 5.62