Oct 16-20

Grade 8 Problem of the Week Oct. 16-20

Show your work

1. Which of the following are right triangles? Show your work

1. 20 ㎡, 48㎡, 68㎡ b) 10 cm, 50 cm, 60 cm c) 3 m, 10 m, 7 m

2. A weather balloon is tied to a cable that is 500 m long. The balloon is flying directly about a point that is 100 m from where it is anchored. How high is the balloon flying?

3. What is the closest estimate to the square root of 99?  9.94, 9.95, 9.96? Explain how you know.

4. What length of fencing is required to surround a square field with an area of 250 square meters? Answer to the nearest hundredths place.

5. A ramp that is 3.5 m long is used to load furniture into a moving van. One end of the ramp rests on a porch, which is 0.25 m high. The other end of the ramp, leading into the back of the van, is 1.5 m above the ground. What is the horizontal distance from the back of the van to the edge of the porch, to the nearest tenth of a meter?