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English 10 Public

Revision Math 78

Study Slideshow

Pencils cost a school $0.07 each. A box holds 12 pencils. How much do 2 boxes cost the school?

$1.68 ($0.07 x 12 x 2 = $1.68)

Andy has some pocket money to spend from doing chores around the house. He wants to buy two toys that cost $45.50 and $37.30. How much money does he need to buy both toys?

$82.8 ($45.50 + $37.30 = $82.8)

x = ?

85 degrees (180 - 55 - 40 = 85)

What is the measurement of the obtuse angle?

130 degrees (360-230=130)

Which is the 95th figure?

A (After 4 figures the pattern repeats)

Lucy has a necklace which has red beads and blue beads. For every red bead, there are four blue beads. There are 20 beads in total. How many of these are blue?

16 (20 : 5 x 4 = 16)

An angle with size between 180 and 360 degrees Example: 270degrees

Reflex angle (>180 and <360)

An angle with size less than 90 degrees Example: 76 degrees

Acute angle (<90)

An angle with size 90 degrees Example: 90degrees

Right angle (=90)

What type of angle is this?

Straight angle (=180)