Answer:
28
Step-by-step explanation:
The attached figure shows 7 triangles (counting the original 2). Each has degree-4 rotational symmetry about the center of the figure, so there can be 7×4 = 28 triangles.
The answer is simply 290 pennies divided by 10 pennies per dime. The answer is 29 dimes.
Answer:

Step-by-step explanation:
GIVEN: A box with no top is to be constructed from a piece of cardboard whose length measures
more than its width. The box is to be formed by cutting squares that measure
on each side from the four corners and then folding up the sides.
TO FIND: If the volume of the box will be
, what are the dimensions of the piece of cardboard.
SOLUTION:
Let the width of cardboard be 
length of cardboard 
As box is formed by cutting
squares from corners of cardboard
length of cardboard 
width of cardboard 
height of cardboard 
volume of cardboard 


solving we get

width of cardboard 
length of cardboard 
height of cardboard 
Answer:
NO
Step-by-step explanation:
(12+12)7 x 37 (24 x 3)7
(24)7 x 37 (72)7
168 x 37 504
6216 is not equal to 504
so NO
Can I plz have brainliest please
24/3 = 8
5 x 8 = a
5 x 8 = 40
a = 40
hope this helps