Answer:
B
Step-by-step explanation:
18+12=30
30X4=120
120/2=60
You need to add the bottom and the top of the trapezoid, times the height, and divided them by two.
Answer:
Length: 4
Width: 5
(or you can swap them around it doesnt matter)
Step-by-step explanation:
Area:
4x5=20
Perimiter:
4+4+5+5=24
Answer:
Explained below
Step-by-step explanation:
We know (hopefully) that 100 centimeters is equal to 1 meter.
The expression should essentially be 400/50.
400/50 = 8
Victor would need 8 books to make a tower with the height of 4 meters.
By the way 50 centimeters per book is a pretty hefty book, would be as thick as my hand pointing upwards.
Answer:
yes
Step-by-step explanation:
y=-16r^2+63r+4
maximum value of y :
y'=0
-32r +63=0
r= 63/32
y = -16(63/32)²+63(63/32)+4
= -4 + 124 + 4 = 124 ft
124 > 68
the Arrow can pass over the tree