Answer:
252 blue marbles
Step-by-step explanation:
7x36=252 blue marbles
Answer:
adjacent angles and complementry
Step-by-step explanation:
I think
It’s 21 because 252 divided by 12 equals 21
Answer: 6cm
Step-by-step explanation:
Area of a triangle is 1/2bh
B= base
H= height
Area = 30cm
Substitute the values into the formula
Area= 1/2bh
30=1/2×10×h
30=5h
H=30/5
H= 6cm
Height of the triangle is 6cm