Answer:
57.1
Step-by-step explanation:
Using cosine rule
Cos¤ = 21/25
Cos¤ = 0.84
¤ = 57.12 appropriately 57.1
1200 hajajajajsksslskskskskskskskjsjsjsjsjsjsjjsjsjsjsjjs
Answer:

Step-by-step explanation:
we know that
The lateral area of the figure is given by

where
P is the perimeter of the base (larger faces)
h is the height
Find the perimeter of the base P

we have

substitute in the formula of lateral area

Answer:
4x-2x+3y+6x+6y distributive property
4x-2x+6y+3y+6y commutative property of addition
8x+9y combine like terms
Step-by-step explanation:
I hope this helps!