Step-by-step explanation:
x=54
use pyth then the other line = 15
then 15÷90 = 9÷x
then x = 54
Answer:
c
Step-by-step explanation:
length times width times height so 4 times 5 times 7 equals 140
Answer:
1 & 2 = Right Triangles
3 & 4 = Not Right Triangles
Step-by-step explanation:
Solved Using Pythagorean Theorem:
1)
= 225
= 225
2)
= 1521
= 1521
3)
= 776
= 784
4)
= 244
= 256
Answer:
base times height divided by 2 i think i remember
Step-by-step explanation:
Because it's a triangular prism and the base times height makes a rectangular prism, a triangle is half of a rectangle