Midterm Review
Find the square root of 121
Answer:
11
1 / 27
Onderdelen in deze les
Find the square root of 121
Answer:
11
Slide 1 - Open vraag
Find the cube root of 343.
Answer:
7
Slide 2 - Open vraag
Without using a calculator, estimate, by rounding each number correct to 1 significant figure,
​19.78−9.8​​​​​√​10006.25​​​​​
Answer: 10
Slide 3 - Open vraag
Without using a calculator, estimate, by rounding each number correct to 1 significant figure,
​1.78−0.89​​​​​√​9.25​​​​​
Answer: 3
Slide 4 - Open vraag
Write the number 0. 123463 in standard form.
Answer:
1.23463 x 10^-1
Slide 5 - Open vraag
Write the number 239.054 in standard form.
Ans: 2.39054 x 10^2
Ans.
2.39054 x 10^2
Slide 6 - Open vraag
Write 200 as a product of its prime factors.
Ans:
2 x 2 x 2 x 5 x 5
Slide 7 - Open vraag
Simplify.
(32y​5​​)​​5​​3​​​​
Ans.8y​3​​
Slide 8 - Open vraag
Expand and simplify.
(5r -2s)(r + 3s)
(5r -2s)(r + 3s)
Ans5r​2​​+13rs−6s​2​​
Slide 9 - Open vraag
Factorise completely.
30n​2​​m​4​​−6p​3​​n​5​​m
100x​5​​y−x​4​​
6n​2​​m(5m​3​​−p​3​​n​3​​)
x​4​​(100xy−1)
Slide 10 - Open vraag
Solve the equation
​z​​z−2​​=​10​​5​​
z = 4
Slide 11 - Open vraag
Text
Answer:
a = 110 degreesSlide 12 - Open vraag
Ans: x = 60
y = 40
Slide 13 - Open vraag
Ans: x = 68 degrees
Slide 14 - Open vraag
interior angle = 160 degrees
Slide 15 - Open vraag
Ans: n = 15
Slide 16 - Open vraag
Ans : 4140 degrees
Slide 17 - Open vraag
Ans: a = 105 degrees
Slide 18 - Open vraag
Ans :
170 cm^2
Slide 19 - Open vraag
Ans:
BC = 10.5 cm
Slide 20 - Open vraag
Find the volume.
Ans:
V = 64 x 5 = 320 cm^3
Slide 21 - Open vraag
Ans:
v = 32.7 cm^3
Slide 22 - Open vraag
Ans:
A = 2.47 cm^2
Slide 23 - Open vraag
Work out 5/6 of 126kg.
Slide 24 - Open vraag
A pair of shoes is on sale for $102.00. This is a reduction of 15% on the original price. What is its original price?
Slide 25 - Open vraag
Find the area of the shaded region.
Slide 26 - Open vraag
Expand and simplify.
(m -5n)(3m -2n)
(m -5n)(3m -2n)
