Mathematics Quiz

Find the radius of a sector whose perimeters is 32cm and the length of the arc is 25cm

• 14.0cm

• 7.0cm

• 5.2cm

• 4.0cm

• 3.5cm

Tags

CCSS.HSG.C.B.5

A chord of length 30cm is 8cm away from the center of the circle. What is the radius of the circle?

• 17cm

• 18cm

• 19cm

• 20cm

• 21cm

Tags

CCSS.HSG.C.A.2

A rectangle has length xcm and width (x-1) cm. If the perimeter is 16cm, find the value of x

• 3¹/₂cm

• 4cm

• 4¹/₂cm

• 5cm

• 5¹/₂cm

If x = 30^o and y = 60^O, evaluate without using tables or calculator.

Sin x + Cos x

Sin y + Cos y

• 3

• 2

• 1

• -2

• -1

Tags

CCSS.HSF.TF.C.9

Which of the following is/are not measures of dispersion?

(i) Range   (ii) Variance (iii) Mode

•  i & ii only

•  ii & iii only

•  i only

•  ii only

•   iii only

Tags

CCSS.6.SP.A.3

The square root of a number is 2k. What is half of the number?

• k/2

• k

• ¹/₂k²

• 2k²

• 2/k

Tags

CCSS.8.EE.A.2

The weight of 5 girls in Kg are 48, x, 52, 50 and (2x-5)

If their average weight is 47kg. Find the girl that has the heaviest weight.

• 85Kg

• 65Kg

• 55Kg

• 50Kg

• 60 Kg

Simplify ¹/₂√32 - √18 + √2

• 0

• √2

• 2√2

• 4√2

• -√2

Tags

CCSS.HSN.RN.A.2

If (-3, -4) is a point on the line y = mx+2. Find the value of m.

• -2

• 4

• 2

• -4

• 0

Tags

CCSS.HSF.IF.A.1

Solve the equation 3x + 10 = y²

• 5 or 2

• -5 or 2

• 10 or 0

• 5 or -2

• -5 or -2

Tags

CCSS.HSA-REI.B.4B