7: The football traveled 90 yds total 50+40=90
8: Answer: yes because 12²=144 9²=81 add them and get 225 and 15×15=225
9: x=15ft a^2+b^2=c^2 8^2+b^2=17^2 b^2+64=289 b^2=225 b=15
10: The cat is 12 feet above the ground, and Peter has to put the base of his ladder 9 feet away from the tree because of mud. If we consider a right-angled triangle, in which the height is 12 feet, base is 9 feet.
Bold answers
$400 per week is $1600 per month assuming theres 4 months
Answer:
(2×10⁴)+(7×10⁵)-(6×10³)= 714000
66) ten less than a number
Let the number be n
= n - 10
67) the product of x and y
= x × y or xy
68) The algebraic expression for ten less than n
= n - 10
Must click thanks and mark brainliest
Assuming you mean whole numbers, 41 times 1 equals 41, or 1 times 41.