30 / 68 Marks Here are sketches of four triangles.
In each triangle
the longest side is exactly 1 cm
1 cm
the other length is given to 2 decimal places.
0.82 cm
1 cm
55°
55°
Work out the value
0.51 cm
4 cm
of x.
1
A
Give your answer
to 1 decimal place.
55
X=
Х
1 cm
1 cm
0.85 cm
55°
55°
0.57 cm
Trigonometry
View One Minute Version
Overview

What is the total surface area of this square pyramid?

Drag each expression to the correct location on the solution. not all expressions will be used. consider the polynomial 8x + 2x2 - 20x - 5. factor by grouping to write the polynomial in factored form.

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4