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Mathematics, 07.03.2021 09:00 mackwackuwu
1 If 3n + 7 = 25, then find the value of the expression 8n - 3
2 In β DEF and β XYZ, DE = XY, angle E = angle Y and EF = YZ. Name the
test of congruency by which both the triangles are congruent.
3 The equation for the statement βThe sum of seven times m and
fourteen gives 77β is _.
4 The base of a triangle is 18 cm and its area is 36 sq. cm. The height of
the triangle is _ cm.
5 If two triangles are congruent under the correspondence P β Y , Q β
Z , R β X , then it can be said that β PQR β
_
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Answers: 3
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1 If 3n + 7 = 25, then find the value of the expression 8n - 3
2 In β DEF and β XYZ, DE = XY, angle...
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