Answer:
30 ft
Step-by-step explanation:
This is a classic right triangle problem, where the length of the ladder represents the hypotenuse, where the ladder is lengthwise from the building is the base of the triangle, and what we are looking for is the height of the triangle. Pythagorean's Theorem will help us find this length.
so
1024 - 100 = y^2 and
y = 30.4 so 30 feet
19.（3/4）/（1/32）=24
20.（3/4）/（1/14）=21/2
21.（1/2）/（1/72）=36
Answer: the village market
Step-by-step explanation:
3.20 x 2= 6.40 for ten cans at the village market, which is much less than 10 cans at sams club.
Answer:
4
Step-by-step explanation:
The LCD (Least Common Denominator) of all the fractions is 4, so you only need to multiply by 4.
Hope this helps :)
The one for 9 is 15
The one for 7 is 11
The one for 1 is -1
The one for 0 is -3
