C, not sure but C. It makes sense to me & I got it right when I did it
Answer:14
Step-by-step explanation:Start by writing like this below
98 =2×7×7
42 =2×3×7
H.C.F=2×7
=14
Take the number which is common like in 98 and 42, (2) and (7) are common
and then multiply the two numbers.
Hope it helps you!
180-38= 142. So your answer would be 142 for dc.
Step-by-step explanation:
-5x - 5y + 4x - (2y + 3)
= - 5x + 4x - 5y - (2y + 3)
= - x - 5y - 2y - 3
= - x - 7y - 3 ( Answer )
Step-by-step explanation:
Area of triangular prism =1/2 ×base×height
550=1/2×22×h
h=550/11
h=50m
hope it helps.