Answer:
105,3≈105
Step-by-step explanation:
sin 72°=19/20
sin 72°=100/x
x=(20*100)/19=105,3
x=BC
x- is hypotenuse
i calculated with calculator
Answer:
ab + <u>8a</u>
Step-by-step explanation:
a(b + 8)
~Distribute
ab + a8
~Reorder
ab + 8a
Best of Luck!
Answer:
Neither
Step-by-step explanation:
Check if it's arithmetic:
-8, -3, 6, 11, -22
+5 +6 +5 -33
Nope
Check if geometric:
-8, -3, 6, 11, -22
*3/8 *-2 *11/6 *-2
Nope
So it's neither
Answer:
136/2 = 68
Step-by-step explanation:
8 x 8 = 64 and
12 x 6 = 72
72 + 64 = 136
Answer:
When a prism has its bases facing up and down, the lateral area is the area of the vertical faces.
(For a rectangular prism, any pair of opposite faces can be bases.)
The lateral area of a right prism can be calculated by multiplying the perimeter of the base by the height of the prism.
