Word Problems
Bella lost her circular bracelet that had a circumference of 19 cm. Xyra looks and finds a bracelet that has a radius of 3 cm… does this bracelet match the size of Bellas’ bracelet?
Yes!
If a parallelogram has both a base and height of 5 cm, and a triangle has a base of 4 cm and a height of 7 cm, which shape has the greater area?
The Parallelogram (25 cm)
There are 2 parallelograms, one is double the size of the other. One has the base of 5 and height of 3, the other a base of 10 and height of 6. What is the difference in area between the two?
45 cm (15 cm, 60 cm)
Miss Costello didn’t have enough time to think of another question… free 100 points if each person in your group can tell her something you learned this week (that has not already been mentioned)
yay!
What year and country did Earth Hour start?
Australia in 2007!
Amelia shaded in her tonal sphere which had a circumference of 314 mm. She left the highlight directly in the middle of her sphere… How many centimetres in is the highlight?
50 mm
A triangle has the base of 9 cm and the height of 13 cm . A circle has the radius of 6 cm. Which shape has the least amount of space?
The circle (113.04 cm)
A circle has an area of 23 cm, a parallelogram has the base of 5 cm and height of 7.5 cm, and a triangle has the base on 4 cm and height of 11.5 cm. 2 shapes have the same area… Which shape does not share the same area?
The parallelogram. (37.5 cm)
You want to purchase a house. You find 3 options: one triangular with the base of 19 m and height of 15 m, and another circular with the circumference of 38 m, and one a parallelogram with the base of 16 m and height of 13 m… If you wanted the house with the most space, which house would be the WORST choice?
The circular room
142.5 m
114.93 m
208 m
Name 5 Literary Elements!
Plot, Setting, Tone, Mood, Diction, Structure, Characterization,
Alex wants to go watch the new One Piece movie in a 360 theatre on Tuesday. He knows Landmarks’ screen has a circumference of 98 m, but Cineplex’s theatre has a radius of 16 m… Which theatre should he choose if he wants to watch it in the larger one?
Cineplex! (Landmark has a radius of 15.60 metres)
Circle 1 has the circumference of 62 cm. Circle b has the diameter of 20 cm. Which one has a bigger radius?
Circle B (10 cm)
One triangle has the area of 56 cm and the base of 8 cm. Triangle 2 has the area of 24 cm and base of 3 cm… What is the difference in cm between the 2 triangles heights.
2 cm (1. 14 cm 2. 16 cm)
Jeremy asks Miss Costello if for gym the class can play volleyball. She tells him if he can tell her the combined area of 13 volleyballs they can… He knows 1 volleyball has the diameter of 13 cm… what is the combined area total?
1,725.64 cm total
132.66 cm each
Name 3 verbs and 3 adjectives that would be associated with someone who has allergies?
Sneezing, coughing, sleeping, scratching, itching, wheezing
sickly, green, tired, red, puffy, down
Zi wants to wrap up her 2 monster cans In ribbon. The diameter of each can is 7.5 cm. She has 72 cm of ribbon… Is it enough to cover both cans? If so, how much extra ribbon would she have leftover, and if not, how many more cm would she need?
She would have 24.9 cm of ribbon leftover. (23.55 cm, 47.1 cm for both cans)
3 triangles all have the same base of 12 cm and height of 10 cm . 2 circles are identical, both having a diameter of 17 cm. Which shapes total has a greater area?
The 2 circles (226.86 cm)
A circle has a radius of 6 cm. A parallelogram has the base of 9 cm and height of 11 cm. How many more centimetres does the circle have in area than the parallelogram?
14 cm. (113 cm, 99 cm)
Miss. Costello takes away your volleyball because you took it out (again!) when you weren’t supposed to! She traces it on a paper and tells you that if you tell her the circumference of it you will get it back… you know the radius is 11.5 cm… What answer would you give her to get your ball back?
72.22 cm!
Earlier this week grade 8 students came to do a presentation on the CGE for this month... what is this months virture?
Temperance
You and your 3 friends want pizza. The store across from the school is selling 1 slice with the base being 7 cm, and the height being 6 cm. They also sell a Mini Circular Pizza which has a circumference of 36 cm, that comes with 4 pieces (you and your friends would each get 1 slice). Both slices would come out to be the same price, so you have to decide which to get — pizza slice or Mini Pizza — based on which slice has the greater area… Which would you choose?
The mini pizza! (21 cm for slice, 132.66 cm / 4 = 33.165 cm for slice of mini pizza)
5 parallelograms have the same base of 5 cm and height of 6 cm. A triangle has the base of 3 cm and height of 4 centimetres. A circle has the circumference of 44 cm. Would the circle and triangle have a greater combined area than the 5 parallelograms?
Yes!
A circle has a circumference of 4.5cm. Another circle has the diameter of 75 cm. How many centimetres difference do the circles have in radius?
9.3 cm (28.26 cm, 37.5 cm)
Miss Costello was kind enough to get a 50 pack of timbits from Tim Hortons to celebrate Friday! The circumference of each Timbit is 35 mm. How much space (area) would all 50 Timbits take up?
4,870.5 mm area for all 50 Timbits!
(5.57 cm radius, 97.41 per Timbit)
Name 3 types of spheres we used yesterday during our art lesson!
Tonal, smudging, stippling, hatching, cross-hatching, scumbling